Finding the Fourth Proportional to 1,875.04, 2,588.20 and 1,089.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,875.04 : 2,588.20 = 1,089.34 : x
2. Step 2: Convert to fraction form
   1,875.04/2,588.20 = 1,089.34/x
3. Step 3: Cross multiply
   1,875.04x = 2,588.20 × 1,089.34
4. Step 4: Simplify right side
   1,875.04x = 2,819,429.79
5. Step 5: Solve for x
   x = 2,819,429.79/1,875.04
6. Step 6: Final answer
   x = 1,503.66