Finding the Fourth Proportional to 111,663.56, 154,093.79 and 60,677.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,663.56 : 154,093.79 = 60,677.10 : x
2. Step 2: Convert to fraction form
   111,663.56/154,093.79 = 60,677.10/x
3. Step 3: Cross multiply
   111,663.56x = 154,093.79 × 60,677.10
4. Step 4: Simplify right side
   111,663.56x = 9,349,964,456.90
5. Step 5: Solve for x
   x = 9,349,964,456.90/111,663.56
6. Step 6: Final answer
   x = 83,733.35