Finding the Fourth Proportional to 1,422,667.37, 1,963,332.06 and 810,912.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,667.37 : 1,963,332.06 = 810,912.44 : x
2. Step 2: Convert to fraction form
   1,422,667.37/1,963,332.06 = 810,912.44/x
3. Step 3: Cross multiply
   1,422,667.37x = 1,963,332.06 × 810,912.44
4. Step 4: Simplify right side
   1,422,667.37x = 1,592,090,381,488.17
5. Step 5: Solve for x
   x = 1,592,090,381,488.17/1,422,667.37
6. Step 6: Final answer
   x = 1,119,088.28