Finding the Fourth Proportional to 1,662,643.94, 2,294,447.31 and 898,697.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,643.94 : 2,294,447.31 = 898,697.48 : x
2. Step 2: Convert to fraction form
   1,662,643.94/2,294,447.31 = 898,697.48/x
3. Step 3: Cross multiply
   1,662,643.94x = 2,294,447.31 × 898,697.48
4. Step 4: Simplify right side
   1,662,643.94x = 2,062,014,015,489.78
5. Step 5: Solve for x
   x = 2,062,014,015,489.78/1,662,643.94
6. Step 6: Final answer
   x = 1,240,201.81