Finding the Fourth Proportional to 185,475.96, 278,234.37 and 59,086.80

Step by Step Solution

1. Step 1: Write the proportion equation
   185,475.96 : 278,234.37 = 59,086.80 : x
2. Step 2: Convert to fraction form
   185,475.96/278,234.37 = 59,086.80/x
3. Step 3: Cross multiply
   185,475.96x = 278,234.37 × 59,086.80
4. Step 4: Simplify right side
   185,475.96x = 16,439,978,573.32
5. Step 5: Solve for x
   x = 16,439,978,573.32/185,475.96
6. Step 6: Final answer
   x = 88,636.71