Finding the Fourth Proportional to 42,220, 58,263.60 and 23,358.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,220 : 58,263.60 = 23,358.34 : x
2. Step 2: Convert to fraction form
   42,220/58,263.60 = 23,358.34/x
3. Step 3: Cross multiply
   42,220x = 58,263.60 × 23,358.34
4. Step 4: Simplify right side
   42,220x = 1,360,940,978.42
5. Step 5: Solve for x
   x = 1,360,940,978.42/42,220
6. Step 6: Final answer
   x = 32,234.51