Finding the Fourth Proportional to 9,480.72, 14,193.51 and 5,519.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,480.72 : 14,193.51 = 5,519.91 : x
2. Step 2: Convert to fraction form
   9,480.72/14,193.51 = 5,519.91/x
3. Step 3: Cross multiply
   9,480.72x = 14,193.51 × 5,519.91
4. Step 4: Simplify right side
   9,480.72x = 78,346,897.78
5. Step 5: Solve for x
   x = 78,346,897.78/9,480.72
6. Step 6: Final answer
   x = 8,263.81