Finding the Fourth Proportional to 5,095.71, 7,643.72 and 2,874.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,095.71 : 7,643.72 = 2,874.69 : x
2. Step 2: Convert to fraction form
   5,095.71/7,643.72 = 2,874.69/x
3. Step 3: Cross multiply
   5,095.71x = 7,643.72 × 2,874.69
4. Step 4: Simplify right side
   5,095.71x = 21,973,316.46
5. Step 5: Solve for x
   x = 21,973,316.46/5,095.71
6. Step 6: Final answer
   x = 4,312.12