Finding the Fourth Proportional to 3,969,696.48, 5,479,428.72 and 2,251,958.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,969,696.48 : 5,479,428.72 = 2,251,958.88 : x
2. Step 2: Convert to fraction form
   3,969,696.48/5,479,428.72 = 2,251,958.88/x
3. Step 3: Cross multiply
   3,969,696.48x = 5,479,428.72 × 2,251,958.88
4. Step 4: Simplify right side
   3,969,696.48x = 12,339,448,163,331.03
5. Step 5: Solve for x
   x = 12,339,448,163,331.03/3,969,696.48
6. Step 6: Final answer
   x = 3,108,410.99