Finding the Fourth Proportional to 372,050.72, 513,683.55 and 249,726.56

Step by Step Solution

1. Step 1: Write the proportion equation
   372,050.72 : 513,683.55 = 249,726.56 : x
2. Step 2: Convert to fraction form
   372,050.72/513,683.55 = 249,726.56/x
3. Step 3: Cross multiply
   372,050.72x = 513,683.55 × 249,726.56
4. Step 4: Simplify right side
   372,050.72x = 128,280,425,870.09
5. Step 5: Solve for x
   x = 128,280,425,870.09/372,050.72
6. Step 6: Final answer
   x = 344,792.84