Finding the Fourth Proportional to 111,156.06, 153,393.84 and 60,855.06

Step by Step Solution

1. Step 1: Write the proportion equation
   111,156.06 : 153,393.84 = 60,855.06 : x
2. Step 2: Convert to fraction form
   111,156.06/153,393.84 = 60,855.06/x
3. Step 3: Cross multiply
   111,156.06x = 153,393.84 × 60,855.06
4. Step 4: Simplify right side
   111,156.06x = 9,334,791,336.83
5. Step 5: Solve for x
   x = 9,334,791,336.83/111,156.06
6. Step 6: Final answer
   x = 83,979.15