Finding the Fourth Proportional to 111,186.73, 153,435.82 and 60,199.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111,186.73 : 153,435.82 = 60,199.04 : x
2. Step 2: Convert to fraction form
   111,186.73/153,435.82 = 60,199.04/x
3. Step 3: Cross multiply
   111,186.73x = 153,435.82 × 60,199.04
4. Step 4: Simplify right side
   111,186.73x = 9,236,689,065.61
5. Step 5: Solve for x
   x = 9,236,689,065.61/111,186.73
6. Step 6: Final answer
   x = 83,073.66