Finding the Third Proportional to 60,881,152 and 89,137,536

Step by Step Solution

1. Step 1: Write the proportion equation
   60,881,152 : 89,137,536 = 89,137,536 : x
2. Step 2: Convert to fraction form
   60,881,152/89,137,536 = 89,137,536/x
3. Step 3: Cross multiply
   60,881,152x = 89,137,536 × 89,137,536
4. Step 4: Simplify right side
   60,881,152x = 7,945,500,324,151,296
5. Step 5: Solve for x
   x = 7,945,500,324,151,296/60,881,152
6. Step 6: Final answer
   x = 130,508,376.78