Finding the Fourth Proportional to 2,581,824.78, 3,562,964.01 and 1,435,905.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581,824.78 : 3,562,964.01 = 1,435,905.63 : x
2. Step 2: Convert to fraction form
   2,581,824.78/3,562,964.01 = 1,435,905.63/x
3. Step 3: Cross multiply
   2,581,824.78x = 3,562,964.01 × 1,435,905.63
4. Step 4: Simplify right side
   2,581,824.78x = 5,116,080,081,446.38
5. Step 5: Solve for x
   x = 5,116,080,081,446.38/2,581,824.78
6. Step 6: Final answer
   x = 1,981,575.25