Finding the Fourth Proportional to 7,116.72, 10,670.48 and 2,959.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,116.72 : 10,670.48 = 2,959.59 : x
2. Step 2: Convert to fraction form
   7,116.72/10,670.48 = 2,959.59/x
3. Step 3: Cross multiply
   7,116.72x = 10,670.48 × 2,959.59
4. Step 4: Simplify right side
   7,116.72x = 31,580,245.90
5. Step 5: Solve for x
   x = 31,580,245.90/7,116.72
6. Step 6: Final answer
   x = 4,437.47