Finding the Fourth Proportional to 2,095,310, 2,891,391.72 and 1,235,673.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095,310 : 2,891,391.72 = 1,235,673.20 : x
2. Step 2: Convert to fraction form
   2,095,310/2,891,391.72 = 1,235,673.20/x
3. Step 3: Cross multiply
   2,095,310x = 2,891,391.72 × 1,235,673.20
4. Step 4: Simplify right side
   2,095,310x = 3,572,815,259,105.90
5. Step 5: Solve for x
   x = 3,572,815,259,105.90/2,095,310
6. Step 6: Final answer
   x = 1,705,148.77