Finding the Fourth Proportional to 1,953.72, 2,695.86 and 1,168.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953.72 : 2,695.86 = 1,168.12 : x
2. Step 2: Convert to fraction form
   1,953.72/2,695.86 = 1,168.12/x
3. Step 3: Cross multiply
   1,953.72x = 2,695.86 × 1,168.12
4. Step 4: Simplify right side
   1,953.72x = 3,149,087.98
5. Step 5: Solve for x
   x = 3,149,087.98/1,953.72
6. Step 6: Final answer
   x = 1,611.84