Finding the Fourth Proportional to 1,434,473.42, 1,979,573.31 and 789,892.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,473.42 : 1,979,573.31 = 789,892.07 : x
2. Step 2: Convert to fraction form
   1,434,473.42/1,979,573.31 = 789,892.07/x
3. Step 3: Cross multiply
   1,434,473.42x = 1,979,573.31 × 789,892.07
4. Step 4: Simplify right side
   1,434,473.42x = 1,563,649,264,501.59
5. Step 5: Solve for x
   x = 1,563,649,264,501.59/1,434,473.42
6. Step 6: Final answer
   x = 1,090,051.06