Finding the Fourth Proportional to 3,705.50, 5,113.56 and 2,026.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,705.50 : 5,113.56 = 2,026.91 : x
2. Step 2: Convert to fraction form
   3,705.50/5,113.56 = 2,026.91/x
3. Step 3: Cross multiply
   3,705.50x = 5,113.56 × 2,026.91
4. Step 4: Simplify right side
   3,705.50x = 10,364,725.90
5. Step 5: Solve for x
   x = 10,364,725.90/3,705.50
6. Step 6: Final answer
   x = 2,797.12