Finding the Fourth Proportional to 2,574,491.76, 3,553,488 and 1,607,039.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,491.76 : 3,553,488 = 1,607,039.64 : x
2. Step 2: Convert to fraction form
   2,574,491.76/3,553,488 = 1,607,039.64/x
3. Step 3: Cross multiply
   2,574,491.76x = 3,553,488 × 1,607,039.64
4. Step 4: Simplify right side
   2,574,491.76x = 5,710,596,076,264.32
5. Step 5: Solve for x
   x = 5,710,596,076,264.32/2,574,491.76
6. Step 6: Final answer
   x = 2,218,145.02