Finding the Fourth Proportional to 149,684.88, 224,641.52 and 55,004.78

Step by Step Solution

1. Step 1: Write the proportion equation
   149,684.88 : 224,641.52 = 55,004.78 : x
2. Step 2: Convert to fraction form
   149,684.88/224,641.52 = 55,004.78/x
3. Step 3: Cross multiply
   149,684.88x = 224,641.52 × 55,004.78
4. Step 4: Simplify right side
   149,684.88x = 12,356,357,386.47
5. Step 5: Solve for x
   x = 12,356,357,386.47/149,684.88
6. Step 6: Final answer
   x = 82,549.14