Finding the Fourth Proportional to 42,269.06, 58,331.34 and 23,405.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,269.06 : 58,331.34 = 23,405.78 : x
2. Step 2: Convert to fraction form
   42,269.06/58,331.34 = 23,405.78/x
3. Step 3: Cross multiply
   42,269.06x = 58,331.34 × 23,405.78
4. Step 4: Simplify right side
   42,269.06x = 1,365,290,511.15
5. Step 5: Solve for x
   x = 1,365,290,511.15/42,269.06
6. Step 6: Final answer
   x = 32,300.00