Finding the Fourth Proportional to 3,719.31, 5,131.24 and 2,374.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,719.31 : 5,131.24 = 2,374.98 : x
2. Step 2: Convert to fraction form
   3,719.31/5,131.24 = 2,374.98/x
3. Step 3: Cross multiply
   3,719.31x = 5,131.24 × 2,374.98
4. Step 4: Simplify right side
   3,719.31x = 12,186,592.38
5. Step 5: Solve for x
   x = 12,186,592.38/3,719.31
6. Step 6: Final answer
   x = 3,276.57