Finding the Fourth Proportional to 111,398.00, 153,729.28 and 60,410.71

Step by Step Solution

1. Step 1: Write the proportion equation
   111,398.00 : 153,729.28 = 60,410.71 : x
2. Step 2: Convert to fraction form
   111,398.00/153,729.28 = 60,410.71/x
3. Step 3: Cross multiply
   111,398.00x = 153,729.28 × 60,410.71
4. Step 4: Simplify right side
   111,398.00x = 9,286,894,650.54
5. Step 5: Solve for x
   x = 9,286,894,650.54/111,398.00
6. Step 6: Final answer
   x = 83,366.80