Finding the Fourth Proportional to 2,354.02, 3,548.72 and 2,195.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.02 : 3,548.72 = 2,195.47 : x
2. Step 2: Convert to fraction form
   2,354.02/3,548.72 = 2,195.47/x
3. Step 3: Cross multiply
   2,354.02x = 3,548.72 × 2,195.47
4. Step 4: Simplify right side
   2,354.02x = 7,791,108.30
5. Step 5: Solve for x
   x = 7,791,108.30/2,354.02
6. Step 6: Final answer
   x = 3,309.70