Finding the Fourth Proportional to 1,510.55, 2,084.59 and 847.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.55 : 2,084.59 = 847.45 : x
2. Step 2: Convert to fraction form
   1,510.55/2,084.59 = 847.45/x
3. Step 3: Cross multiply
   1,510.55x = 2,084.59 × 847.45
4. Step 4: Simplify right side
   1,510.55x = 1,766,580.58
5. Step 5: Solve for x
   x = 1,766,580.58/1,510.55
6. Step 6: Final answer
   x = 1,169.50