Finding the Fourth Proportional to 10,641.65, 14,685.30 and 5,862.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,641.65 : 14,685.30 = 5,862.05 : x
2. Step 2: Convert to fraction form
   10,641.65/14,685.30 = 5,862.05/x
3. Step 3: Cross multiply
   10,641.65x = 14,685.30 × 5,862.05
4. Step 4: Simplify right side
   10,641.65x = 86,085,962.87
5. Step 5: Solve for x
   x = 86,085,962.87/10,641.65
6. Step 6: Final answer
   x = 8,089.53