Finding the Fourth Proportional to 111,128.73, 153,351.77 and 60,818.01

Step by Step Solution

1. Step 1: Write the proportion equation
   111,128.73 : 153,351.77 = 60,818.01 : x
2. Step 2: Convert to fraction form
   111,128.73/153,351.77 = 60,818.01/x
3. Step 3: Cross multiply
   111,128.73x = 153,351.77 × 60,818.01
4. Step 4: Simplify right side
   111,128.73x = 9,326,549,177.29
5. Step 5: Solve for x
   x = 9,326,549,177.29/111,128.73
6. Step 6: Final answer
   x = 83,925.63