Finding the Fourth Proportional to 3,714,667.18, 5,571,065.62 and 1,439,410.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,714,667.18 : 5,571,065.62 = 1,439,410.80 : x
2. Step 2: Convert to fraction form
   3,714,667.18/5,571,065.62 = 1,439,410.80/x
3. Step 3: Cross multiply
   3,714,667.18x = 5,571,065.62 × 1,439,410.80
4. Step 4: Simplify right side
   3,714,667.18x = 8,019,052,020,936.70
5. Step 5: Solve for x
   x = 8,019,052,020,936.70/3,714,667.18
6. Step 6: Final answer
   x = 2,158,753.84