Finding the Fourth Proportional to 3,687.17, 5,083.31 and 3,572.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.17 : 5,083.31 = 3,572.51 : x
2. Step 2: Convert to fraction form
   3,687.17/5,083.31 = 3,572.51/x
3. Step 3: Cross multiply
   3,687.17x = 5,083.31 × 3,572.51
4. Step 4: Simplify right side
   3,687.17x = 18,160,159.32
5. Step 5: Solve for x
   x = 18,160,159.32/3,687.17
6. Step 6: Final answer
   x = 4,925.24