Finding the Fourth Proportional to 1,323,622.50, 1,986,273.59 and 565,469.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323,622.50 : 1,986,273.59 = 565,469.63 : x
2. Step 2: Convert to fraction form
   1,323,622.50/1,986,273.59 = 565,469.63/x
3. Step 3: Cross multiply
   1,323,622.50x = 1,986,273.59 × 565,469.63
4. Step 4: Simplify right side
   1,323,622.50x = 1,123,177,386,705.88
5. Step 5: Solve for x
   x = 1,123,177,386,705.88/1,323,622.50
6. Step 6: Final answer
   x = 848,563.23