Finding the Third Proportional to 40,312.50 and 60,509.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,312.50 : 60,509.25 = 60,509.25 : x
2. Step 2: Convert to fraction form
   40,312.50/60,509.25 = 60,509.25/x
3. Step 3: Cross multiply
   40,312.50x = 60,509.25 × 60,509.25
4. Step 4: Simplify right side
   40,312.50x = 3,661,369,335.56
5. Step 5: Solve for x
   x = 3,661,369,335.56/40,312.50
6. Step 6: Final answer
   x = 90,824.67