Finding the Fourth Proportional to 1,459,256.78, 2,179,304.78 and 1,243,727.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459,256.78 : 2,179,304.78 = 1,243,727.93 : x
2. Step 2: Convert to fraction form
   1,459,256.78/2,179,304.78 = 1,243,727.93/x
3. Step 3: Cross multiply
   1,459,256.78x = 2,179,304.78 × 1,243,727.93
4. Step 4: Simplify right side
   1,459,256.78x = 2,710,462,222,098.13
5. Step 5: Solve for x
   x = 2,710,462,222,098.13/1,459,256.78
6. Step 6: Final answer
   x = 1,857,426.50