Finding the Fourth Proportional to 2,688,115.82, 4,029,752.56 and 981,061.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688,115.82 : 4,029,752.56 = 981,061.34 : x
2. Step 2: Convert to fraction form
   2,688,115.82/4,029,752.56 = 981,061.34/x
3. Step 3: Cross multiply
   2,688,115.82x = 4,029,752.56 × 981,061.34
4. Step 4: Simplify right side
   2,688,115.82x = 3,953,434,456,861.91
5. Step 5: Solve for x
   x = 3,953,434,456,861.91/2,688,115.82
6. Step 6: Final answer
   x = 1,470,708.38