Finding the Fourth Proportional to 1,433,792.01, 1,978,633.54 and 789,207.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433,792.01 : 1,978,633.54 = 789,207.58 : x
2. Step 2: Convert to fraction form
   1,433,792.01/1,978,633.54 = 789,207.58/x
3. Step 3: Cross multiply
   1,433,792.01x = 1,978,633.54 × 789,207.58
4. Step 4: Simplify right side
   1,433,792.01x = 1,561,552,587,810.23
5. Step 5: Solve for x
   x = 1,561,552,587,810.23/1,433,792.01
6. Step 6: Final answer
   x = 1,089,106.77