Finding the Third Proportional to 1,572.50 and 3,332.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572.50 : 3,332.31 = 3,332.31 : x
2. Step 2: Convert to fraction form
   1,572.50/3,332.31 = 3,332.31/x
3. Step 3: Cross multiply
   1,572.50x = 3,332.31 × 3,332.31
4. Step 4: Simplify right side
   1,572.50x = 11,104,306.60
5. Step 5: Solve for x
   x = 11,104,306.60/1,572.50
6. Step 6: Final answer
   x = 7,061.56