Finding the Fourth Proportional to 10,641.89, 15,969.72 and 4,798.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,641.89 : 15,969.72 = 4,798.15 : x
2. Step 2: Convert to fraction form
   10,641.89/15,969.72 = 4,798.15/x
3. Step 3: Cross multiply
   10,641.89x = 15,969.72 × 4,798.15
4. Step 4: Simplify right side
   10,641.89x = 76,625,112.02
5. Step 5: Solve for x
   x = 76,625,112.02/10,641.89
6. Step 6: Final answer
   x = 7,200.33