Finding the Fourth Proportional to 42,043.50, 58,020.51 and 29,315.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,043.50 : 58,020.51 = 29,315.34 : x
2. Step 2: Convert to fraction form
   42,043.50/58,020.51 = 29,315.34/x
3. Step 3: Cross multiply
   42,043.50x = 58,020.51 × 29,315.34
4. Step 4: Simplify right side
   42,043.50x = 1,700,890,977.62
5. Step 5: Solve for x
   x = 1,700,890,977.62/42,043.50
6. Step 6: Final answer
   x = 40,455.50