Finding the Fourth Proportional to 3,705.71, 5,113.69 and 2,026.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,705.71 : 5,113.69 = 2,026.79 : x
2. Step 2: Convert to fraction form
   3,705.71/5,113.69 = 2,026.79/x
3. Step 3: Cross multiply
   3,705.71x = 5,113.69 × 2,026.79
4. Step 4: Simplify right side
   3,705.71x = 10,364,393.61
5. Step 5: Solve for x
   x = 10,364,393.61/3,705.71
6. Step 6: Final answer
   x = 2,796.87