Finding the Fourth Proportional to 42,659.78, 58,870.10 and 23,539.73

Step by Step Solution

1. Step 1: Write the proportion equation
   42,659.78 : 58,870.10 = 23,539.73 : x
2. Step 2: Convert to fraction form
   42,659.78/58,870.10 = 23,539.73/x
3. Step 3: Cross multiply
   42,659.78x = 58,870.10 × 23,539.73
4. Step 4: Simplify right side
   42,659.78x = 1,385,785,957.37
5. Step 5: Solve for x
   x = 1,385,785,957.37/42,659.78
6. Step 6: Final answer
   x = 32,484.61