Finding the Fourth Proportional to 111,620, 154,035.84 and 60,632.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111,620 : 154,035.84 = 60,632.96 : x
2. Step 2: Convert to fraction form
   111,620/154,035.84 = 60,632.96/x
3. Step 3: Cross multiply
   111,620x = 154,035.84 × 60,632.96
4. Step 4: Simplify right side
   111,620x = 9,339,648,925.29
5. Step 5: Solve for x
   x = 9,339,648,925.29/111,620
6. Step 6: Final answer
   x = 83,673.62