Finding the Fourth Proportional to 2,071,944.72, 3,105,560.31 and 1,260,540.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071,944.72 : 3,105,560.31 = 1,260,540.51 : x
2. Step 2: Convert to fraction form
   2,071,944.72/3,105,560.31 = 1,260,540.51/x
3. Step 3: Cross multiply
   2,071,944.72x = 3,105,560.31 × 1,260,540.51
4. Step 4: Simplify right side
   2,071,944.72x = 3,914,684,560,630.28
5. Step 5: Solve for x
   x = 3,914,684,560,630.28/2,071,944.72
6. Step 6: Final answer
   x = 1,889,376.93