Finding the Fourth Proportional to 7,630.94, 10,531.76 and 5,513.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,630.94 : 10,531.76 = 5,513.32 : x
2. Step 2: Convert to fraction form
   7,630.94/10,531.76 = 5,513.32/x
3. Step 3: Cross multiply
   7,630.94x = 10,531.76 × 5,513.32
4. Step 4: Simplify right side
   7,630.94x = 58,064,882.82
5. Step 5: Solve for x
   x = 58,064,882.82/7,630.94
6. Step 6: Final answer
   x = 7,609.14