Finding the Fourth Proportional to 3,100.95, 4,649.00 and 2,124.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.95 : 4,649.00 = 2,124.09 : x
2. Step 2: Convert to fraction form
   3,100.95/4,649.00 = 2,124.09/x
3. Step 3: Cross multiply
   3,100.95x = 4,649.00 × 2,124.09
4. Step 4: Simplify right side
   3,100.95x = 9,874,883.79
5. Step 5: Solve for x
   x = 9,874,883.79/3,100.95
6. Step 6: Final answer
   x = 3,184.47