Finding the Fourth Proportional to 42,262.56, 58,321.62 and 23,399.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,262.56 : 58,321.62 = 23,399.28 : x
2. Step 2: Convert to fraction form
   42,262.56/58,321.62 = 23,399.28/x
3. Step 3: Cross multiply
   42,262.56x = 58,321.62 × 23,399.28
4. Step 4: Simplify right side
   42,262.56x = 1,364,683,916.43
5. Step 5: Solve for x
   x = 1,364,683,916.43/42,262.56
6. Step 6: Final answer
   x = 32,290.61