Finding the Fourth Proportional to 1,510.04, 2,084.12 and 1,012.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.04 : 2,084.12 = 1,012.74 : x
2. Step 2: Convert to fraction form
   1,510.04/2,084.12 = 1,012.74/x
3. Step 3: Cross multiply
   1,510.04x = 2,084.12 × 1,012.74
4. Step 4: Simplify right side
   1,510.04x = 2,110,671.69
5. Step 5: Solve for x
   x = 2,110,671.69/1,510.04
6. Step 6: Final answer
   x = 1,397.76