Finding the Fourth Proportional to 2,089,116.22, 3,133,748.58 and 668,987.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089,116.22 : 3,133,748.58 = 668,987.78 : x
2. Step 2: Convert to fraction form
   2,089,116.22/3,133,748.58 = 668,987.78/x
3. Step 3: Cross multiply
   2,089,116.22x = 3,133,748.58 × 668,987.78
4. Step 4: Simplify right side
   2,089,116.22x = 2,096,439,505,612.35
5. Step 5: Solve for x
   x = 2,096,439,505,612.35/2,089,116.22
6. Step 6: Final answer
   x = 1,003,505.45