Finding the Third Proportional to 59,813,402 and 89,620,617

Step by Step Solution

1. Step 1: Write the proportion equation
   59,813,402 : 89,620,617 = 89,620,617 : x
2. Step 2: Convert to fraction form
   59,813,402/89,620,617 = 89,620,617/x
3. Step 3: Cross multiply
   59,813,402x = 89,620,617 × 89,620,617
4. Step 4: Simplify right side
   59,813,402x = 8,031,854,991,460,689
5. Step 5: Solve for x
   x = 8,031,854,991,460,689/59,813,402
6. Step 6: Final answer
   x = 134,281,861.97