Finding the Fourth Proportional to 42,071.92, 58,059.31 and 23,209

Step by Step Solution

1. Step 1: Write the proportion equation
   42,071.92 : 58,059.31 = 23,209 : x
2. Step 2: Convert to fraction form
   42,071.92/58,059.31 = 23,209/x
3. Step 3: Cross multiply
   42,071.92x = 58,059.31 × 23,209
4. Step 4: Simplify right side
   42,071.92x = 1,347,498,525.79
5. Step 5: Solve for x
   x = 1,347,498,525.79/42,071.92
6. Step 6: Final answer
   x = 32,028.45