Finding the Fourth Proportional to 250,783.98, 375,886.17 and 115,565.33

Step by Step Solution

1. Step 1: Write the proportion equation
   250,783.98 : 375,886.17 = 115,565.33 : x
2. Step 2: Convert to fraction form
   250,783.98/375,886.17 = 115,565.33/x
3. Step 3: Cross multiply
   250,783.98x = 375,886.17 × 115,565.33
4. Step 4: Simplify right side
   250,783.98x = 43,439,407,399.06
5. Step 5: Solve for x
   x = 43,439,407,399.06/250,783.98
6. Step 6: Final answer
   x = 173,214.44