Finding the Fourth Proportional to 1,501.59, 2,251.31 and 923.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.59 : 2,251.31 = 923.25 : x
2. Step 2: Convert to fraction form
   1,501.59/2,251.31 = 923.25/x
3. Step 3: Cross multiply
   1,501.59x = 2,251.31 × 923.25
4. Step 4: Simplify right side
   1,501.59x = 2,078,517.34
5. Step 5: Solve for x
   x = 2,078,517.34/1,501.59
6. Step 6: Final answer
   x = 1,384.21