Finding the Fourth Proportional to 1,433,560.23, 1,978,318.71 and 789,003.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433,560.23 : 1,978,318.71 = 789,003.32 : x
2. Step 2: Convert to fraction form
   1,433,560.23/1,978,318.71 = 789,003.32/x
3. Step 3: Cross multiply
   1,433,560.23x = 1,978,318.71 × 789,003.32
4. Step 4: Simplify right side
   1,433,560.23x = 1,560,900,020,316.52
5. Step 5: Solve for x
   x = 1,560,900,020,316.52/1,433,560.23
6. Step 6: Final answer
   x = 1,088,827.65