Finding the Fourth Proportional to 2,089,109.51, 3,133,943.12 and 826,641.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089,109.51 : 3,133,943.12 = 826,641.89 : x
2. Step 2: Convert to fraction form
   2,089,109.51/3,133,943.12 = 826,641.89/x
3. Step 3: Cross multiply
   2,089,109.51x = 3,133,943.12 × 826,641.89
4. Step 4: Simplify right side
   2,089,109.51x = 2,590,648,662,018.47
5. Step 5: Solve for x
   x = 2,590,648,662,018.47/2,089,109.51
6. Step 6: Final answer
   x = 1,240,073.18