Finding the Fourth Proportional to 42,469.61, 58,638.50 and 29,751.01

Step by Step Solution

1. Step 1: Write the proportion equation
   42,469.61 : 58,638.50 = 29,751.01 : x
2. Step 2: Convert to fraction form
   42,469.61/58,638.50 = 29,751.01/x
3. Step 3: Cross multiply
   42,469.61x = 58,638.50 × 29,751.01
4. Step 4: Simplify right side
   42,469.61x = 1,744,554,416.10
5. Step 5: Solve for x
   x = 1,744,554,416.10/42,469.61
6. Step 6: Final answer
   x = 41,077.72