Finding the Fourth Proportional to 42,342.58, 58,429.58 and 23,219.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,342.58 : 58,429.58 = 23,219.29 : x
2. Step 2: Convert to fraction form
   42,342.58/58,429.58 = 23,219.29/x
3. Step 3: Cross multiply
   42,342.58x = 58,429.58 × 23,219.29
4. Step 4: Simplify right side
   42,342.58x = 1,356,693,362.60
5. Step 5: Solve for x
   x = 1,356,693,362.60/42,342.58
6. Step 6: Final answer
   x = 32,040.88