Finding the Third Proportional to 59,989,545 and 89,591,913

Step by Step Solution

1. Step 1: Write the proportion equation
   59,989,545 : 89,591,913 = 89,591,913 : x
2. Step 2: Convert to fraction form
   59,989,545/89,591,913 = 89,591,913/x
3. Step 3: Cross multiply
   59,989,545x = 89,591,913 × 89,591,913
4. Step 4: Simplify right side
   59,989,545x = 8,026,710,874,999,569
5. Step 5: Solve for x
   x = 8,026,710,874,999,569/59,989,545
6. Step 6: Final answer
   x = 133,801,829.55