Finding the Fourth Proportional to 2,609,786.17, 3,601,497.45 and 1,448,407.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609,786.17 : 3,601,497.45 = 1,448,407.72 : x
2. Step 2: Convert to fraction form
   2,609,786.17/3,601,497.45 = 1,448,407.72/x
3. Step 3: Cross multiply
   2,609,786.17x = 3,601,497.45 × 1,448,407.72
4. Step 4: Simplify right side
   2,609,786.17x = 5,216,436,710,140.31
5. Step 5: Solve for x
   x = 5,216,436,710,140.31/2,609,786.17
6. Step 6: Final answer
   x = 1,998,798.51