Finding the Fourth Proportional to 254,111.72, 350,685.17 and 152,117.43

Step by Step Solution

1. Step 1: Write the proportion equation
   254,111.72 : 350,685.17 = 152,117.43 : x
2. Step 2: Convert to fraction form
   254,111.72/350,685.17 = 152,117.43/x
3. Step 3: Cross multiply
   254,111.72x = 350,685.17 × 152,117.43
4. Step 4: Simplify right side
   254,111.72x = 53,345,326,038.93
5. Step 5: Solve for x
   x = 53,345,326,038.93/254,111.72
6. Step 6: Final answer
   x = 209,928.64