Finding the Fourth Proportional to 42,269, 58,330.50 and 23,405.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,269 : 58,330.50 = 23,405.72 : x
2. Step 2: Convert to fraction form
   42,269/58,330.50 = 23,405.72/x
3. Step 3: Cross multiply
   42,269x = 58,330.50 × 23,405.72
4. Step 4: Simplify right side
   42,269x = 1,365,267,350.46
5. Step 5: Solve for x
   x = 1,365,267,350.46/42,269
6. Step 6: Final answer
   x = 32,299.49