Finding the Fourth Proportional to 42,298.11, 58,368.89 and 23,174.09

Step by Step Solution

1. Step 1: Write the proportion equation
   42,298.11 : 58,368.89 = 23,174.09 : x
2. Step 2: Convert to fraction form
   42,298.11/58,368.89 = 23,174.09/x
3. Step 3: Cross multiply
   42,298.11x = 58,368.89 × 23,174.09
4. Step 4: Simplify right side
   42,298.11x = 1,352,645,502.35
5. Step 5: Solve for x
   x = 1,352,645,502.35/42,298.11
6. Step 6: Final answer
   x = 31,978.86