Finding the Fourth Proportional to 2,124.34, 2,932.04 and 1,621.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.34 : 2,932.04 = 1,621.51 : x
2. Step 2: Convert to fraction form
   2,124.34/2,932.04 = 1,621.51/x
3. Step 3: Cross multiply
   2,124.34x = 2,932.04 × 1,621.51
4. Step 4: Simplify right side
   2,124.34x = 4,754,328.90
5. Step 5: Solve for x
   x = 4,754,328.90/2,124.34
6. Step 6: Final answer
   x = 2,238.03