Finding the Fourth Proportional to 2,194,398, 3,291,574.32 and 1,665,169.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194,398 : 3,291,574.32 = 1,665,169.92 : x
2. Step 2: Convert to fraction form
   2,194,398/3,291,574.32 = 1,665,169.92/x
3. Step 3: Cross multiply
   2,194,398x = 3,291,574.32 × 1,665,169.92
4. Step 4: Simplify right side
   2,194,398x = 5,481,030,547,108.45
5. Step 5: Solve for x
   x = 5,481,030,547,108.45/2,194,398
6. Step 6: Final answer
   x = 2,497,737.67