Finding the Fourth Proportional to 1,284.42, 1,925.89 and 503.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284.42 : 1,925.89 = 503.52 : x
2. Step 2: Convert to fraction form
   1,284.42/1,925.89 = 503.52/x
3. Step 3: Cross multiply
   1,284.42x = 1,925.89 × 503.52
4. Step 4: Simplify right side
   1,284.42x = 969,718.48
5. Step 5: Solve for x
   x = 969,718.48/1,284.42
6. Step 6: Final answer
   x = 754.98