Finding the Third Proportional to 985,140,284 and 2,141,754,488

Step by Step Solution

1. Step 1: Write the proportion equation
   985,140,284 : 2,141,754,488 = 2,141,754,488 : x
2. Step 2: Convert to fraction form
   985,140,284/2,141,754,488 = 2,141,754,488/x
3. Step 3: Cross multiply
   985,140,284x = 2,141,754,488 × 2,141,754,488
4. Step 4: Simplify right side
   985,140,284x = 4,587,112,286,868,142,080
5. Step 5: Solve for x
   x = 4,587,112,286,868,142,080/985,140,284
6. Step 6: Final answer
   x = 4,656,303,636.52