Finding the Fourth Proportional to 11,841.12, 17,758.56 and 3,518.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,841.12 : 17,758.56 = 3,518.88 : x
2. Step 2: Convert to fraction form
   11,841.12/17,758.56 = 3,518.88/x
3. Step 3: Cross multiply
   11,841.12x = 17,758.56 × 3,518.88
4. Step 4: Simplify right side
   11,841.12x = 62,490,241.61
5. Step 5: Solve for x
   x = 62,490,241.61/11,841.12
6. Step 6: Final answer
   x = 5,277.39