Finding the Fourth Proportional to 2,647,924, 3,654,212.88 and 1,440,777.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647,924 : 3,654,212.88 = 1,440,777.76 : x
2. Step 2: Convert to fraction form
   2,647,924/3,654,212.88 = 1,440,777.76/x
3. Step 3: Cross multiply
   2,647,924x = 3,654,212.88 × 1,440,777.76
4. Step 4: Simplify right side
   2,647,924x = 5,264,908,647,809.55
5. Step 5: Solve for x
   x = 5,264,908,647,809.55/2,647,924
6. Step 6: Final answer
   x = 1,988,315.62