Finding the Fourth Proportional to 7,580.16, 10,451.88 and 5,695.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,580.16 : 10,451.88 = 5,695.20 : x
2. Step 2: Convert to fraction form
   7,580.16/10,451.88 = 5,695.20/x
3. Step 3: Cross multiply
   7,580.16x = 10,451.88 × 5,695.20
4. Step 4: Simplify right side
   7,580.16x = 59,525,546.98
5. Step 5: Solve for x
   x = 59,525,546.98/7,580.16
6. Step 6: Final answer
   x = 7,852.81