Finding the Fourth Proportional to 7,521.32, 10,374.90 and 5,537

Step by Step Solution

1. Step 1: Write the proportion equation
   7,521.32 : 10,374.90 = 5,537 : x
2. Step 2: Convert to fraction form
   7,521.32/10,374.90 = 5,537/x
3. Step 3: Cross multiply
   7,521.32x = 10,374.90 × 5,537
4. Step 4: Simplify right side
   7,521.32x = 57,445,821.30
5. Step 5: Solve for x
   x = 57,445,821.30/7,521.32
6. Step 6: Final answer
   x = 7,637.73