Finding the Fourth Proportional to 10,862.67, 16,301.78 and 4,627.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,862.67 : 16,301.78 = 4,627.05 : x
2. Step 2: Convert to fraction form
   10,862.67/16,301.78 = 4,627.05/x
3. Step 3: Cross multiply
   10,862.67x = 16,301.78 × 4,627.05
4. Step 4: Simplify right side
   10,862.67x = 75,429,128.01
5. Step 5: Solve for x
   x = 75,429,128.01/10,862.67
6. Step 6: Final answer
   x = 6,943.88