Finding the Fourth Proportional to 254,942.72, 382,588.32 and 88,730.72

Step by Step Solution

1. Step 1: Write the proportion equation
   254,942.72 : 382,588.32 = 88,730.72 : x
2. Step 2: Convert to fraction form
   254,942.72/382,588.32 = 88,730.72/x
3. Step 3: Cross multiply
   254,942.72x = 382,588.32 × 88,730.72
4. Step 4: Simplify right side
   254,942.72x = 33,947,337,097.19
5. Step 5: Solve for x
   x = 33,947,337,097.19/254,942.72
6. Step 6: Final answer
   x = 133,156.72