Finding the Fourth Proportional to 187,916.86, 259,323.42 and 103,033.72

Step by Step Solution

1. Step 1: Write the proportion equation
   187,916.86 : 259,323.42 = 103,033.72 : x
2. Step 2: Convert to fraction form
   187,916.86/259,323.42 = 103,033.72/x
3. Step 3: Cross multiply
   187,916.86x = 259,323.42 × 103,033.72
4. Step 4: Simplify right side
   187,916.86x = 26,719,056,645.72
5. Step 5: Solve for x
   x = 26,719,056,645.72/187,916.86
6. Step 6: Final answer
   x = 142,185.52