Finding the Fourth Proportional to 42,395.43, 58,116.65 and 42,003.39

Step by Step Solution

1. Step 1: Write the proportion equation
   42,395.43 : 58,116.65 = 42,003.39 : x
2. Step 2: Convert to fraction form
   42,395.43/58,116.65 = 42,003.39/x
3. Step 3: Cross multiply
   42,395.43x = 58,116.65 × 42,003.39
4. Step 4: Simplify right side
   42,395.43x = 2,441,096,315.44
5. Step 5: Solve for x
   x = 2,441,096,315.44/42,395.43
6. Step 6: Final answer
   x = 57,579.23