Finding the Fourth Proportional to 2,242,574.32, 3,364,304.56 and 822,642.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,242,574.32 : 3,364,304.56 = 822,642.72 : x
2. Step 2: Convert to fraction form
   2,242,574.32/3,364,304.56 = 822,642.72/x
3. Step 3: Cross multiply
   2,242,574.32x = 3,364,304.56 × 822,642.72
4. Step 4: Simplify right side
   2,242,574.32x = 2,767,620,654,146.80
5. Step 5: Solve for x
   x = 2,767,620,654,146.80/2,242,574.32
6. Step 6: Final answer
   x = 1,234,126.61