Finding the Fourth Proportional to 109,601.20, 164,574.60 and 62,945.20

Step by Step Solution

1. Step 1: Write the proportion equation
   109,601.20 : 164,574.60 = 62,945.20 : x
2. Step 2: Convert to fraction form
   109,601.20/164,574.60 = 62,945.20/x
3. Step 3: Cross multiply
   109,601.20x = 164,574.60 × 62,945.20
4. Step 4: Simplify right side
   109,601.20x = 10,359,181,111.92
5. Step 5: Solve for x
   x = 10,359,181,111.92/109,601.20
6. Step 6: Final answer
   x = 94,517.04