Finding the Fourth Proportional to 1,648.96, 2,275.16 and 1,059.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.96 : 2,275.16 = 1,059.68 : x
2. Step 2: Convert to fraction form
   1,648.96/2,275.16 = 1,059.68/x
3. Step 3: Cross multiply
   1,648.96x = 2,275.16 × 1,059.68
4. Step 4: Simplify right side
   1,648.96x = 2,410,941.55
5. Step 5: Solve for x
   x = 2,410,941.55/1,648.96
6. Step 6: Final answer
   x = 1,462.10