Finding the Third Proportional to 46,418,241,838,196 and 99,357,143,577,540

Step by Step Solution

1. Step 1: Write the proportion equation
   46,418,241,838,196 : 99,357,143,577,540 = 99,357,143,577,540 : x
2. Step 2: Convert to fraction form
   46,418,241,838,196/99,357,143,577,540 = 99,357,143,577,540/x
3. Step 3: Cross multiply
   46,418,241,838,196x = 99,357,143,577,540 × 99,357,143,577,540
4. Step 4: Simplify right side
   46,418,241,838,196x = 9,871,841,979,887,897,745,442,209,792
5. Step 5: Solve for x
   x = 9,871,841,979,887,897,745,442,209,792/46,418,241,838,196
6. Step 6: Final answer
   x = 212,671,604,717,365.50