Finding the Fourth Proportional to 3,691.16, 5,541.90 and 2,300.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,691.16 : 5,541.90 = 2,300.43 : x
2. Step 2: Convert to fraction form
   3,691.16/5,541.90 = 2,300.43/x
3. Step 3: Cross multiply
   3,691.16x = 5,541.90 × 2,300.43
4. Step 4: Simplify right side
   3,691.16x = 12,748,753.02
5. Step 5: Solve for x
   x = 12,748,753.02/3,691.16
6. Step 6: Final answer
   x = 3,453.87