Finding the Fourth Proportional to 9,003.02, 13,496.32 and 3,156.44

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003.02 : 13,496.32 = 3,156.44 : x
2. Step 2: Convert to fraction form
   9,003.02/13,496.32 = 3,156.44/x
3. Step 3: Cross multiply
   9,003.02x = 13,496.32 × 3,156.44
4. Step 4: Simplify right side
   9,003.02x = 42,600,324.30
5. Step 5: Solve for x
   x = 42,600,324.30/9,003.02
6. Step 6: Final answer
   x = 4,731.78