Finding the Fourth Proportional to 10,485.02, 14,468.82 and 5,769.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485.02 : 14,468.82 = 5,769.20 : x
2. Step 2: Convert to fraction form
   10,485.02/14,468.82 = 5,769.20/x
3. Step 3: Cross multiply
   10,485.02x = 14,468.82 × 5,769.20
4. Step 4: Simplify right side
   10,485.02x = 83,473,516.34
5. Step 5: Solve for x
   x = 83,473,516.34/10,485.02
6. Step 6: Final answer
   x = 7,961.22