Finding the Fourth Proportional to 1,847.76, 2,767.86 and 980.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,847.76 : 2,767.86 = 980.52 : x
2. Step 2: Convert to fraction form
   1,847.76/2,767.86 = 980.52/x
3. Step 3: Cross multiply
   1,847.76x = 2,767.86 × 980.52
4. Step 4: Simplify right side
   1,847.76x = 2,713,942.09
5. Step 5: Solve for x
   x = 2,713,942.09/1,847.76
6. Step 6: Final answer
   x = 1,468.77