Finding the Third Proportional to 355,156,566,016 and 838,105,932,492

Step by Step Solution

1. Step 1: Write the proportion equation
   355,156,566,016 : 838,105,932,492 = 838,105,932,492 : x
2. Step 2: Convert to fraction form
   355,156,566,016/838,105,932,492 = 838,105,932,492/x
3. Step 3: Cross multiply
   355,156,566,016x = 838,105,932,492 × 838,105,932,492
4. Step 4: Simplify right side
   355,156,566,016x = 702,421,554,078,284,909,641,728
5. Step 5: Solve for x
   x = 702,421,554,078,284,909,641,728/355,156,566,016
6. Step 6: Final answer
   x = 1,977,780,002,655.62