Finding the Fourth Proportional to 2,212,056.86, 3,051,008.69 and 1,668,215.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,056.86 : 3,051,008.69 = 1,668,215.57 : x
2. Step 2: Convert to fraction form
   2,212,056.86/3,051,008.69 = 1,668,215.57/x
3. Step 3: Cross multiply
   2,212,056.86x = 3,051,008.69 × 1,668,215.57
4. Step 4: Simplify right side
   2,212,056.86x = 5,089,740,177,267.18
5. Step 5: Solve for x
   x = 5,089,740,177,267.18/2,212,056.86
6. Step 6: Final answer
   x = 2,300,908.39