Finding the Fourth Proportional to 111,591.24, 153,994.98 and 60,605.30

Step by Step Solution

1. Step 1: Write the proportion equation
   111,591.24 : 153,994.98 = 60,605.30 : x
2. Step 2: Convert to fraction form
   111,591.24/153,994.98 = 60,605.30/x
3. Step 3: Cross multiply
   111,591.24x = 153,994.98 × 60,605.30
4. Step 4: Simplify right side
   111,591.24x = 9,332,911,961.39
5. Step 5: Solve for x
   x = 9,332,911,961.39/111,591.24
6. Step 6: Final answer
   x = 83,634.81