Finding the Fourth Proportional to 111,641.34, 154,066.79 and 60,655.08

Step by Step Solution

1. Step 1: Write the proportion equation
   111,641.34 : 154,066.79 = 60,655.08 : x
2. Step 2: Convert to fraction form
   111,641.34/154,066.79 = 60,655.08/x
3. Step 3: Cross multiply
   111,641.34x = 154,066.79 × 60,655.08
4. Step 4: Simplify right side
   111,641.34x = 9,344,933,169.52
5. Step 5: Solve for x
   x = 9,344,933,169.52/111,641.34
6. Step 6: Final answer
   x = 83,704.95