Finding the Fourth Proportional to 7,587.02, 11,385.38 and 3,689.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,587.02 : 11,385.38 = 3,689.30 : x
2. Step 2: Convert to fraction form
   7,587.02/11,385.38 = 3,689.30/x
3. Step 3: Cross multiply
   7,587.02x = 11,385.38 × 3,689.30
4. Step 4: Simplify right side
   7,587.02x = 42,004,034.73
5. Step 5: Solve for x
   x = 42,004,034.73/7,587.02
6. Step 6: Final answer
   x = 5,536.31