Finding the Fourth Proportional to 1,706.76, 2,557.52 and 1,012.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,706.76 : 2,557.52 = 1,012.06 : x
2. Step 2: Convert to fraction form
   1,706.76/2,557.52 = 1,012.06/x
3. Step 3: Cross multiply
   1,706.76x = 2,557.52 × 1,012.06
4. Step 4: Simplify right side
   1,706.76x = 2,588,363.69
5. Step 5: Solve for x
   x = 2,588,363.69/1,706.76
6. Step 6: Final answer
   x = 1,516.54