Finding the Third Proportional to 59,889.75 and 89,836.13

Step by Step Solution

1. Step 1: Write the proportion equation
   59,889.75 : 89,836.13 = 89,836.13 : x
2. Step 2: Convert to fraction form
   59,889.75/89,836.13 = 89,836.13/x
3. Step 3: Cross multiply
   59,889.75x = 89,836.13 × 89,836.13
4. Step 4: Simplify right side
   59,889.75x = 8,070,529,355.02
5. Step 5: Solve for x
   x = 8,070,529,355.02/59,889.75
6. Step 6: Final answer
   x = 134,756.44