Finding the Fourth Proportional to 2,212,059.86, 3,051,012.83 and 1,668,218.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,059.86 : 3,051,012.83 = 1,668,218.57 : x
2. Step 2: Convert to fraction form
   2,212,059.86/3,051,012.83 = 1,668,218.57/x
3. Step 3: Cross multiply
   2,212,059.86x = 3,051,012.83 × 1,668,218.57
4. Step 4: Simplify right side
   2,212,059.86x = 5,089,756,236,718.10
5. Step 5: Solve for x
   x = 5,089,756,236,718.10/2,212,059.86
6. Step 6: Final answer
   x = 2,300,912.53