Finding the Fourth Proportional to 174,022.28, 240,150.72 and 98,570.78

Step by Step Solution

1. Step 1: Write the proportion equation
   174,022.28 : 240,150.72 = 98,570.78 : x
2. Step 2: Convert to fraction form
   174,022.28/240,150.72 = 98,570.78/x
3. Step 3: Cross multiply
   174,022.28x = 240,150.72 × 98,570.78
4. Step 4: Simplify right side
   174,022.28x = 23,671,843,787.96
5. Step 5: Solve for x
   x = 23,671,843,787.96/174,022.28
6. Step 6: Final answer
   x = 136,027.66