Finding the Fourth Proportional to 42,345.20, 58,437.78 and 23,226.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,345.20 : 58,437.78 = 23,226.32 : x
2. Step 2: Convert to fraction form
   42,345.20/58,437.78 = 23,226.32/x
3. Step 3: Cross multiply
   42,345.20x = 58,437.78 × 23,226.32
4. Step 4: Simplify right side
   42,345.20x = 1,357,294,578.37
5. Step 5: Solve for x
   x = 1,357,294,578.37/42,345.20
6. Step 6: Final answer
   x = 32,053.09