Finding the Fourth Proportional to 2,111,018.97, 3,165,328.83 and 830,932.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,018.97 : 3,165,328.83 = 830,932.65 : x
2. Step 2: Convert to fraction form
   2,111,018.97/3,165,328.83 = 830,932.65/x
3. Step 3: Cross multiply
   2,111,018.97x = 3,165,328.83 × 830,932.65
4. Step 4: Simplify right side
   2,111,018.97x = 2,630,175,072,833.30
5. Step 5: Solve for x
   x = 2,630,175,072,833.30/2,111,018.97
6. Step 6: Final answer
   x = 1,245,926.78