Finding the Fourth Proportional to 8,746,466.47, 12,074,493.49 and 5,439,826.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,746,466.47 : 12,074,493.49 = 5,439,826.55 : x
2. Step 2: Convert to fraction form
   8,746,466.47/12,074,493.49 = 5,439,826.55/x
3. Step 3: Cross multiply
   8,746,466.47x = 12,074,493.49 × 5,439,826.55
4. Step 4: Simplify right side
   8,746,466.47x = 65,683,150,321,982.09
5. Step 5: Solve for x
   x = 65,683,150,321,982.09/8,746,466.47
6. Step 6: Final answer
   x = 7,509,678.40