Finding the Fourth Proportional to 174,949.31, 262,422.24 and 80,152.60

Step by Step Solution

1. Step 1: Write the proportion equation
   174,949.31 : 262,422.24 = 80,152.60 : x
2. Step 2: Convert to fraction form
   174,949.31/262,422.24 = 80,152.60/x
3. Step 3: Cross multiply
   174,949.31x = 262,422.24 × 80,152.60
4. Step 4: Simplify right side
   174,949.31x = 21,033,824,833.82
5. Step 5: Solve for x
   x = 21,033,824,833.82/174,949.31
6. Step 6: Final answer
   x = 120,228.11