Finding the Third Proportional to 20,312.50 and 30,468.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,312.50 : 30,468.75 = 30,468.75 : x
2. Step 2: Convert to fraction form
   20,312.50/30,468.75 = 30,468.75/x
3. Step 3: Cross multiply
   20,312.50x = 30,468.75 × 30,468.75
4. Step 4: Simplify right side
   20,312.50x = 928,344,726.56
5. Step 5: Solve for x
   x = 928,344,726.56/20,312.50
6. Step 6: Final answer
   x = 45,703.13