Finding the Fourth Proportional to 3,959,404.80, 5,939,301.60 and 2,069,836.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,959,404.80 : 5,939,301.60 = 2,069,836.80 : x
2. Step 2: Convert to fraction form
   3,959,404.80/5,939,301.60 = 2,069,836.80/x
3. Step 3: Cross multiply
   3,959,404.80x = 5,939,301.60 × 2,069,836.80
4. Step 4: Simplify right side
   3,959,404.80x = 12,293,385,017,978.88
5. Step 5: Solve for x
   x = 12,293,385,017,978.88/3,959,404.80
6. Step 6: Final answer
   x = 3,104,856.83