Finding the Fourth Proportional to 5,409.31, 7,464.86 and 2,925.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,409.31 : 7,464.86 = 2,925.31 : x
2. Step 2: Convert to fraction form
   5,409.31/7,464.86 = 2,925.31/x
3. Step 3: Cross multiply
   5,409.31x = 7,464.86 × 2,925.31
4. Step 4: Simplify right side
   5,409.31x = 21,837,029.61
5. Step 5: Solve for x
   x = 21,837,029.61/5,409.31
6. Step 6: Final answer
   x = 4,036.93