Finding the Fourth Proportional to 42,174.22, 58,199.70 and 23,311.21

Step by Step Solution

1. Step 1: Write the proportion equation
   42,174.22 : 58,199.70 = 23,311.21 : x
2. Step 2: Convert to fraction form
   42,174.22/58,199.70 = 23,311.21/x
3. Step 3: Cross multiply
   42,174.22x = 58,199.70 × 23,311.21
4. Step 4: Simplify right side
   42,174.22x = 1,356,705,428.64
5. Step 5: Solve for x
   x = 1,356,705,428.64/42,174.22
6. Step 6: Final answer
   x = 32,169.07