Finding the Fourth Proportional to 42,549.21, 58,717.89 and 23,690.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,549.21 : 58,717.89 = 23,690.79 : x
2. Step 2: Convert to fraction form
   42,549.21/58,717.89 = 23,690.79/x
3. Step 3: Cross multiply
   42,549.21x = 58,717.89 × 23,690.79
4. Step 4: Simplify right side
   42,549.21x = 1,391,073,201.23
5. Step 5: Solve for x
   x = 1,391,073,201.23/42,549.21
6. Step 6: Final answer
   x = 32,693.28