Finding the Fourth Proportional to 1,484,643.72, 2,226,521.34 and 774,284.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484,643.72 : 2,226,521.34 = 774,284.25 : x
2. Step 2: Convert to fraction form
   1,484,643.72/2,226,521.34 = 774,284.25/x
3. Step 3: Cross multiply
   1,484,643.72x = 2,226,521.34 × 774,284.25
4. Step 4: Simplify right side
   1,484,643.72x = 1,723,960,405,850.89
5. Step 5: Solve for x
   x = 1,723,960,405,850.89/1,484,643.72
6. Step 6: Final answer
   x = 1,161,194.69