Finding the Third Proportional to 15,147.50 and 31,048.75

Step by Step Solution

1. Step 1: Write the proportion equation
   15,147.50 : 31,048.75 = 31,048.75 : x
2. Step 2: Convert to fraction form
   15,147.50/31,048.75 = 31,048.75/x
3. Step 3: Cross multiply
   15,147.50x = 31,048.75 × 31,048.75
4. Step 4: Simplify right side
   15,147.50x = 964,024,876.56
5. Step 5: Solve for x
   x = 964,024,876.56/15,147.50
6. Step 6: Final answer
   x = 63,642.51