Finding the Fourth Proportional to 110,691.72, 166,086.36 and 58,088.52

Step by Step Solution

1. Step 1: Write the proportion equation
   110,691.72 : 166,086.36 = 58,088.52 : x
2. Step 2: Convert to fraction form
   110,691.72/166,086.36 = 58,088.52/x
3. Step 3: Cross multiply
   110,691.72x = 166,086.36 × 58,088.52
4. Step 4: Simplify right side
   110,691.72x = 9,647,710,844.59
5. Step 5: Solve for x
   x = 9,647,710,844.59/110,691.72
6. Step 6: Final answer
   x = 87,158.38