Finding the Fourth Proportional to 2,196,724.59, 3,281,727.63 and 1,421,910.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196,724.59 : 3,281,727.63 = 1,421,910.09 : x
2. Step 2: Convert to fraction form
   2,196,724.59/3,281,727.63 = 1,421,910.09/x
3. Step 3: Cross multiply
   2,196,724.59x = 3,281,727.63 × 1,421,910.09
4. Step 4: Simplify right side
   2,196,724.59x = 4,666,321,629,728.79
5. Step 5: Solve for x
   x = 4,666,321,629,728.79/2,196,724.59
6. Step 6: Final answer
   x = 2,124,217.87