Finding the Fourth Proportional to 7,045.31, 9,723.24 and 3,901.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,045.31 : 9,723.24 = 3,901.50 : x
2. Step 2: Convert to fraction form
   7,045.31/9,723.24 = 3,901.50/x
3. Step 3: Cross multiply
   7,045.31x = 9,723.24 × 3,901.50
4. Step 4: Simplify right side
   7,045.31x = 37,935,220.86
5. Step 5: Solve for x
   x = 37,935,220.86/7,045.31
6. Step 6: Final answer
   x = 5,384.46