Finding the Fourth Proportional to 1,521,661.59, 2,099,956.32 and 842,598.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,661.59 : 2,099,956.32 = 842,598.09 : x
2. Step 2: Convert to fraction form
   1,521,661.59/2,099,956.32 = 842,598.09/x
3. Step 3: Cross multiply
   1,521,661.59x = 2,099,956.32 × 842,598.09
4. Step 4: Simplify right side
   1,521,661.59x = 1,769,419,184,315.43
5. Step 5: Solve for x
   x = 1,769,419,184,315.43/1,521,661.59
6. Step 6: Final answer
   x = 1,162,820.43