Finding the Fourth Proportional to 2,101.93, 2,900.98 and 1,263.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101.93 : 2,900.98 = 1,263.10 : x
2. Step 2: Convert to fraction form
   2,101.93/2,900.98 = 1,263.10/x
3. Step 3: Cross multiply
   2,101.93x = 2,900.98 × 1,263.10
4. Step 4: Simplify right side
   2,101.93x = 3,664,227.84
5. Step 5: Solve for x
   x = 3,664,227.84/2,101.93
6. Step 6: Final answer
   x = 1,743.27