Finding the Fourth Proportional to 2,071,617.99, 2,858,976.51 and 1,255,856.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071,617.99 : 2,858,976.51 = 1,255,856.05 : x
2. Step 2: Convert to fraction form
   2,071,617.99/2,858,976.51 = 1,255,856.05/x
3. Step 3: Cross multiply
   2,071,617.99x = 2,858,976.51 × 1,255,856.05
4. Step 4: Simplify right side
   2,071,617.99x = 3,590,462,959,094.72
5. Step 5: Solve for x
   x = 3,590,462,959,094.72/2,071,617.99
6. Step 6: Final answer
   x = 1,733,168.46