Finding the Fourth Proportional to 2,109,771, 2,911,481.35 and 1,142,905.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,771 : 2,911,481.35 = 1,142,905.29 : x
2. Step 2: Convert to fraction form
   2,109,771/2,911,481.35 = 1,142,905.29/x
3. Step 3: Cross multiply
   2,109,771x = 2,911,481.35 × 1,142,905.29
4. Step 4: Simplify right side
   2,109,771x = 3,327,547,436,651.34
5. Step 5: Solve for x
   x = 3,327,547,436,651.34/2,109,771
6. Step 6: Final answer
   x = 1,577,207.88