Finding the Fourth Proportional to 111,454.23, 166,895.89 and 61,478.77

Step by Step Solution

1. Step 1: Write the proportion equation
   111,454.23 : 166,895.89 = 61,478.77 : x
2. Step 2: Convert to fraction form
   111,454.23/166,895.89 = 61,478.77/x
3. Step 3: Cross multiply
   111,454.23x = 166,895.89 × 61,478.77
4. Step 4: Simplify right side
   111,454.23x = 10,260,554,592.46
5. Step 5: Solve for x
   x = 10,260,554,592.46/111,454.23
6. Step 6: Final answer
   x = 92,060.70