Finding the Fourth Proportional to 71,423.32, 107,117.27 and 29,315.34

Step by Step Solution

1. Step 1: Write the proportion equation
   71,423.32 : 107,117.27 = 29,315.34 : x
2. Step 2: Convert to fraction form
   71,423.32/107,117.27 = 29,315.34/x
3. Step 3: Cross multiply
   71,423.32x = 107,117.27 × 29,315.34
4. Step 4: Simplify right side
   71,423.32x = 3,140,179,189.92
5. Step 5: Solve for x
   x = 3,140,179,189.92/71,423.32
6. Step 6: Final answer
   x = 43,965.74