Finding the Fourth Proportional to 111,651.34, 154,081.72 and 60,663.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,651.34 : 154,081.72 = 60,663.56 : x
2. Step 2: Convert to fraction form
   111,651.34/154,081.72 = 60,663.56/x
3. Step 3: Cross multiply
   111,651.34x = 154,081.72 × 60,663.56
4. Step 4: Simplify right side
   111,651.34x = 9,347,145,666.12
5. Step 5: Solve for x
   x = 9,347,145,666.12/111,651.34
6. Step 6: Final answer
   x = 83,717.27