Finding the Fourth Proportional to 1,449,722.53, 2,000,621.72 and 805,142.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449,722.53 : 2,000,621.72 = 805,142.69 : x
2. Step 2: Convert to fraction form
   1,449,722.53/2,000,621.72 = 805,142.69/x
3. Step 3: Cross multiply
   1,449,722.53x = 2,000,621.72 × 805,142.69
4. Step 4: Simplify right side
   1,449,722.53x = 1,610,785,939,284.41
5. Step 5: Solve for x
   x = 1,610,785,939,284.41/1,449,722.53
6. Step 6: Final answer
   x = 1,111,099.48