Finding the Fourth Proportional to 8,403.88, 11,602.50 and 5,573.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,403.88 : 11,602.50 = 5,573.72 : x
2. Step 2: Convert to fraction form
   8,403.88/11,602.50 = 5,573.72/x
3. Step 3: Cross multiply
   8,403.88x = 11,602.50 × 5,573.72
4. Step 4: Simplify right side
   8,403.88x = 64,669,086.30
5. Step 5: Solve for x
   x = 64,669,086.30/8,403.88
6. Step 6: Final answer
   x = 7,695.15