Finding the Third Proportional to 87,799,329 and 189,083,943

Step by Step Solution

1. Step 1: Write the proportion equation
   87,799,329 : 189,083,943 = 189,083,943 : x
2. Step 2: Convert to fraction form
   87,799,329/189,083,943 = 189,083,943/x
3. Step 3: Cross multiply
   87,799,329x = 189,083,943 × 189,083,943
4. Step 4: Simplify right side
   87,799,329x = 35,752,737,500,427,248
5. Step 5: Solve for x
   x = 35,752,737,500,427,248/87,799,329
6. Step 6: Final answer
   x = 407,209,689.50