Finding the Fourth Proportional to 5,116.10, 7,677.38 and 2,929.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.10 : 7,677.38 = 2,929.10 : x
2. Step 2: Convert to fraction form
   5,116.10/7,677.38 = 2,929.10/x
3. Step 3: Cross multiply
   5,116.10x = 7,677.38 × 2,929.10
4. Step 4: Simplify right side
   5,116.10x = 22,487,782.69
5. Step 5: Solve for x
   x = 22,487,782.69/5,116.10
6. Step 6: Final answer
   x = 4,395.50