Finding the Fourth Proportional to 1,369.71, 2,054.16 and 503.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369.71 : 2,054.16 = 503.82 : x
2. Step 2: Convert to fraction form
   1,369.71/2,054.16 = 503.82/x
3. Step 3: Cross multiply
   1,369.71x = 2,054.16 × 503.82
4. Step 4: Simplify right side
   1,369.71x = 1,034,926.89
5. Step 5: Solve for x
   x = 1,034,926.89/1,369.71
6. Step 6: Final answer
   x = 755.58