Finding the Fourth Proportional to 111,771.56, 154,245.50 and 60,784.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,771.56 : 154,245.50 = 60,784.86 : x
2. Step 2: Convert to fraction form
   111,771.56/154,245.50 = 60,784.86/x
3. Step 3: Cross multiply
   111,771.56x = 154,245.50 × 60,784.86
4. Step 4: Simplify right side
   111,771.56x = 9,375,791,625.57
5. Step 5: Solve for x
   x = 9,375,791,625.57/111,771.56
6. Step 6: Final answer
   x = 83,883.52