Finding the Fourth Proportional to 1,422,608.22, 2,131,730.84 and 966,618.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,608.22 : 2,131,730.84 = 966,618.72 : x
2. Step 2: Convert to fraction form
   1,422,608.22/2,131,730.84 = 966,618.72/x
3. Step 3: Cross multiply
   1,422,608.22x = 2,131,730.84 × 966,618.72
4. Step 4: Simplify right side
   1,422,608.22x = 2,060,570,935,945.32
5. Step 5: Solve for x
   x = 2,060,570,935,945.32/1,422,608.22
6. Step 6: Final answer
   x = 1,448,445.82