Finding the Fourth Proportional to 797,994.01, 1,196,381.69 and 398,921.18

Step by Step Solution

1. Step 1: Write the proportion equation
   797,994.01 : 1,196,381.69 = 398,921.18 : x
2. Step 2: Convert to fraction form
   797,994.01/1,196,381.69 = 398,921.18/x
3. Step 3: Cross multiply
   797,994.01x = 1,196,381.69 × 398,921.18
4. Step 4: Simplify right side
   797,994.01x = 477,261,993,510.59
5. Step 5: Solve for x
   x = 477,261,993,510.59/797,994.01
6. Step 6: Final answer
   x = 598,077.17