Finding the Fourth Proportional to 2,250,283, 3,105,419.70 and 1,231,665.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250,283 : 3,105,419.70 = 1,231,665.88 : x
2. Step 2: Convert to fraction form
   2,250,283/3,105,419.70 = 1,231,665.88/x
3. Step 3: Cross multiply
   2,250,283x = 3,105,419.70 × 1,231,665.88
4. Step 4: Simplify right side
   2,250,283x = 3,824,839,487,569.84
5. Step 5: Solve for x
   x = 3,824,839,487,569.84/2,250,283
6. Step 6: Final answer
   x = 1,699,714.87