Finding the Fourth Proportional to 2,298,012, 3,171,354.98 and 1,279,416.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298,012 : 3,171,354.98 = 1,279,416.75 : x
2. Step 2: Convert to fraction form
   2,298,012/3,171,354.98 = 1,279,416.75/x
3. Step 3: Cross multiply
   2,298,012x = 3,171,354.98 × 1,279,416.75
4. Step 4: Simplify right side
   2,298,012x = 4,057,484,675,210.83
5. Step 5: Solve for x
   x = 4,057,484,675,210.83/2,298,012
6. Step 6: Final answer
   x = 1,765,649.91