Finding the Fourth Proportional to 5,136.47, 7,088.33 and 2,898.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,136.47 : 7,088.33 = 2,898.82 : x
2. Step 2: Convert to fraction form
   5,136.47/7,088.33 = 2,898.82/x
3. Step 3: Cross multiply
   5,136.47x = 7,088.33 × 2,898.82
4. Step 4: Simplify right side
   5,136.47x = 20,547,782.30
5. Step 5: Solve for x
   x = 20,547,782.30/5,136.47
6. Step 6: Final answer
   x = 4,000.37