Finding the Fourth Proportional to 6,891.85, 9,510.69 and 3,748.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,891.85 : 9,510.69 = 3,748.04 : x
2. Step 2: Convert to fraction form
   6,891.85/9,510.69 = 3,748.04/x
3. Step 3: Cross multiply
   6,891.85x = 9,510.69 × 3,748.04
4. Step 4: Simplify right side
   6,891.85x = 35,646,448.71
5. Step 5: Solve for x
   x = 35,646,448.71/6,891.85
6. Step 6: Final answer
   x = 5,172.26