Finding the Fourth Proportional to 1,337.50, 2,002.69 and 945.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.50 : 2,002.69 = 945.37 : x
2. Step 2: Convert to fraction form
   1,337.50/2,002.69 = 945.37/x
3. Step 3: Cross multiply
   1,337.50x = 2,002.69 × 945.37
4. Step 4: Simplify right side
   1,337.50x = 1,893,283.05
5. Step 5: Solve for x
   x = 1,893,283.05/1,337.50
6. Step 6: Final answer
   x = 1,415.54