Finding the Fourth Proportional to 2,222,499, 3,066,426.42 and 1,395,661.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222,499 : 3,066,426.42 = 1,395,661.72 : x
2. Step 2: Convert to fraction form
   2,222,499/3,066,426.42 = 1,395,661.72/x
3. Step 3: Cross multiply
   2,222,499x = 3,066,426.42 × 1,395,661.72
4. Step 4: Simplify right side
   2,222,499x = 4,279,693,971,590.64
5. Step 5: Solve for x
   x = 4,279,693,971,590.64/2,222,499
6. Step 6: Final answer
   x = 1,925,622.45