Finding the Fourth Proportional to 111,233.58, 166,746.69 and 55,764.78

Step by Step Solution

1. Step 1: Write the proportion equation
   111,233.58 : 166,746.69 = 55,764.78 : x
2. Step 2: Convert to fraction form
   111,233.58/166,746.69 = 55,764.78/x
3. Step 3: Cross multiply
   111,233.58x = 166,746.69 × 55,764.78
4. Step 4: Simplify right side
   111,233.58x = 9,298,592,483.58
5. Step 5: Solve for x
   x = 9,298,592,483.58/111,233.58
6. Step 6: Final answer
   x = 83,595.19