Finding the Fourth Proportional to 71,488.28, 107,162.69 and 34,038.29

Step by Step Solution

1. Step 1: Write the proportion equation
   71,488.28 : 107,162.69 = 34,038.29 : x
2. Step 2: Convert to fraction form
   71,488.28/107,162.69 = 34,038.29/x
3. Step 3: Cross multiply
   71,488.28x = 107,162.69 × 34,038.29
4. Step 4: Simplify right side
   71,488.28x = 3,647,634,719.40
5. Step 5: Solve for x
   x = 3,647,634,719.40/71,488.28
6. Step 6: Final answer
   x = 51,024.23