Finding the Fourth Proportional to 42,220, 58,258.56 and 23,354.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,220 : 58,258.56 = 23,354.56 : x
2. Step 2: Convert to fraction form
   42,220/58,258.56 = 23,354.56/x
3. Step 3: Cross multiply
   42,220x = 58,258.56 × 23,354.56
4. Step 4: Simplify right side
   42,220x = 1,360,603,035.03
5. Step 5: Solve for x
   x = 1,360,603,035.03/42,220
6. Step 6: Final answer
   x = 32,226.50