Finding the Fourth Proportional to 2,706.65, 4,060.69 and 1,146.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706.65 : 4,060.69 = 1,146.72 : x
2. Step 2: Convert to fraction form
   2,706.65/4,060.69 = 1,146.72/x
3. Step 3: Cross multiply
   2,706.65x = 4,060.69 × 1,146.72
4. Step 4: Simplify right side
   2,706.65x = 4,656,455.76
5. Step 5: Solve for x
   x = 4,656,455.76/2,706.65
6. Step 6: Final answer
   x = 1,720.38