Finding the Fourth Proportional to 2,212,057.90, 3,051,010.06 and 1,668,216.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,057.90 : 3,051,010.06 = 1,668,216.61 : x
2. Step 2: Convert to fraction form
   2,212,057.90/3,051,010.06 = 1,668,216.61/x
3. Step 3: Cross multiply
   2,212,057.90x = 3,051,010.06 × 1,668,216.61
4. Step 4: Simplify right side
   2,212,057.90x = 5,089,745,659,369.10
5. Step 5: Solve for x
   x = 5,089,745,659,369.10/2,212,057.90
6. Step 6: Final answer
   x = 2,300,909.78