Finding the Fourth Proportional to 1,510.76, 2,084.85 and 847.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.76 : 2,084.85 = 847.59 : x
2. Step 2: Convert to fraction form
   1,510.76/2,084.85 = 847.59/x
3. Step 3: Cross multiply
   1,510.76x = 2,084.85 × 847.59
4. Step 4: Simplify right side
   1,510.76x = 1,767,098.01
5. Step 5: Solve for x
   x = 1,767,098.01/1,510.76
6. Step 6: Final answer
   x = 1,169.68