Finding the Fourth Proportional to 71,499.62, 107,179.72 and 34,049.64

Step by Step Solution

1. Step 1: Write the proportion equation
   71,499.62 : 107,179.72 = 34,049.64 : x
2. Step 2: Convert to fraction form
   71,499.62/107,179.72 = 34,049.64/x
3. Step 3: Cross multiply
   71,499.62x = 107,179.72 × 34,049.64
4. Step 4: Simplify right side
   71,499.62x = 3,649,430,881.30
5. Step 5: Solve for x
   x = 3,649,430,881.30/71,499.62
6. Step 6: Final answer
   x = 51,041.26