Finding the Third Proportional to 14,324 and 31,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,324 : 31,472.50 = 31,472.50 : x
2. Step 2: Convert to fraction form
   14,324/31,472.50 = 31,472.50/x
3. Step 3: Cross multiply
   14,324x = 31,472.50 × 31,472.50
4. Step 4: Simplify right side
   14,324x = 990,518,256.25
5. Step 5: Solve for x
   x = 990,518,256.25/14,324
6. Step 6: Final answer
   x = 69,150.95