Finding the Third Proportional to 32,457.38 and 69,909.75

Step by Step Solution

1. Step 1: Write the proportion equation
   32,457.38 : 69,909.75 = 69,909.75 : x
2. Step 2: Convert to fraction form
   32,457.38/69,909.75 = 69,909.75/x
3. Step 3: Cross multiply
   32,457.38x = 69,909.75 × 69,909.75
4. Step 4: Simplify right side
   32,457.38x = 4,887,373,145.06
5. Step 5: Solve for x
   x = 4,887,373,145.06/32,457.38
6. Step 6: Final answer
   x = 150,578.20