Finding the Fourth Proportional to 1,881.01, 2,596.33 and 1,321.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.01 : 2,596.33 = 1,321.61 : x
2. Step 2: Convert to fraction form
   1,881.01/2,596.33 = 1,321.61/x
3. Step 3: Cross multiply
   1,881.01x = 2,596.33 × 1,321.61
4. Step 4: Simplify right side
   1,881.01x = 3,431,335.69
5. Step 5: Solve for x
   x = 3,431,335.69/1,881.01
6. Step 6: Final answer
   x = 1,824.20