Finding the Fourth Proportional to 1,621.51, 2,238.50 and 1,032.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621.51 : 2,238.50 = 1,032.84 : x
2. Step 2: Convert to fraction form
   1,621.51/2,238.50 = 1,032.84/x
3. Step 3: Cross multiply
   1,621.51x = 2,238.50 × 1,032.84
4. Step 4: Simplify right side
   1,621.51x = 2,312,012.34
5. Step 5: Solve for x
   x = 2,312,012.34/1,621.51
6. Step 6: Final answer
   x = 1,425.84