Finding the Fourth Proportional to 2,499, 3,748.59 and 938.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499 : 3,748.59 = 938.84 : x
2. Step 2: Convert to fraction form
   2,499/3,748.59 = 938.84/x
3. Step 3: Cross multiply
   2,499x = 3,748.59 × 938.84
4. Step 4: Simplify right side
   2,499x = 3,519,307.49
5. Step 5: Solve for x
   x = 3,519,307.49/2,499
6. Step 6: Final answer
   x = 1,408.29