Finding the Fourth Proportional to 111,773.88, 154,245.42 and 61,473.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,773.88 : 154,245.42 = 61,473.72 : x
2. Step 2: Convert to fraction form
   111,773.88/154,245.42 = 61,473.72/x
3. Step 3: Cross multiply
   111,773.88x = 154,245.42 × 61,473.72
4. Step 4: Simplify right side
   111,773.88x = 9,482,039,760.36
5. Step 5: Solve for x
   x = 9,482,039,760.36/111,773.88
6. Step 6: Final answer
   x = 84,832.34