Finding the Fourth Proportional to 4,925.17, 7,385.82 and 2,149.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,925.17 : 7,385.82 = 2,149.89 : x
2. Step 2: Convert to fraction form
   4,925.17/7,385.82 = 2,149.89/x
3. Step 3: Cross multiply
   4,925.17x = 7,385.82 × 2,149.89
4. Step 4: Simplify right side
   4,925.17x = 15,878,700.56
5. Step 5: Solve for x
   x = 15,878,700.56/4,925.17
6. Step 6: Final answer
   x = 3,223.99