Finding the Third Proportional to 59,140.13 and 89,322.75

Step by Step Solution

1. Step 1: Write the proportion equation
   59,140.13 : 89,322.75 = 89,322.75 : x
2. Step 2: Convert to fraction form
   59,140.13/89,322.75 = 89,322.75/x
3. Step 3: Cross multiply
   59,140.13x = 89,322.75 × 89,322.75
4. Step 4: Simplify right side
   59,140.13x = 7,978,553,667.56
5. Step 5: Solve for x
   x = 7,978,553,667.56/59,140.13
6. Step 6: Final answer
   x = 134,909.31