Finding the Fourth Proportional to 11,236,162.56, 16,854,386.88 and 3,949,328.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,236,162.56 : 16,854,386.88 = 3,949,328.18 : x
2. Step 2: Convert to fraction form
   11,236,162.56/16,854,386.88 = 3,949,328.18/x
3. Step 3: Cross multiply
   11,236,162.56x = 16,854,386.88 × 3,949,328.18
4. Step 4: Simplify right side
   11,236,162.56x = 66,563,505,061,806.27
5. Step 5: Solve for x
   x = 66,563,505,061,806.27/11,236,162.56
6. Step 6: Final answer
   x = 5,924,042.55