Finding the Fourth Proportional to 144,567.04, 217,098.72 and 88,735

Step by Step Solution

1. Step 1: Write the proportion equation
   144,567.04 : 217,098.72 = 88,735 : x
2. Step 2: Convert to fraction form
   144,567.04/217,098.72 = 88,735/x
3. Step 3: Cross multiply
   144,567.04x = 217,098.72 × 88,735
4. Step 4: Simplify right side
   144,567.04x = 19,264,254,919.20
5. Step 5: Solve for x
   x = 19,264,254,919.20/144,567.04
6. Step 6: Final answer
   x = 133,254.82