Finding the Fourth Proportional to 2,277,656.49, 3,143,042.59 and 1,258,995.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277,656.49 : 3,143,042.59 = 1,258,995.63 : x
2. Step 2: Convert to fraction form
   2,277,656.49/3,143,042.59 = 1,258,995.63/x
3. Step 3: Cross multiply
   2,277,656.49x = 3,143,042.59 × 1,258,995.63
4. Step 4: Simplify right side
   2,277,656.49x = 3,957,076,885,713.88
5. Step 5: Solve for x
   x = 3,957,076,885,713.88/2,277,656.49
6. Step 6: Final answer
   x = 1,737,345.78