Finding the Fourth Proportional to 111,188.83, 153,440.38 and 60,201.60

Step by Step Solution

1. Step 1: Write the proportion equation
   111,188.83 : 153,440.38 = 60,201.60 : x
2. Step 2: Convert to fraction form
   111,188.83/153,440.38 = 60,201.60/x
3. Step 3: Cross multiply
   111,188.83x = 153,440.38 × 60,201.60
4. Step 4: Simplify right side
   111,188.83x = 9,237,356,836.48
5. Step 5: Solve for x
   x = 9,237,356,836.48/111,188.83
6. Step 6: Final answer
   x = 83,078.10