Finding the Fourth Proportional to 4,380,636.72, 6,554,968.92 and 2,584,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,380,636.72 : 6,554,968.92 = 2,584,380.72 : x
2. Step 2: Convert to fraction form
   4,380,636.72/6,554,968.92 = 2,584,380.72/x
3. Step 3: Cross multiply
   4,380,636.72x = 6,554,968.92 × 2,584,380.72
4. Step 4: Simplify right side
   4,380,636.72x = 16,940,535,297,047.22
5. Step 5: Solve for x
   x = 16,940,535,297,047.22/4,380,636.72
6. Step 6: Final answer
   x = 3,867,139.96