Finding the Fourth Proportional to 1,647.58, 2,273.01 and 948.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,647.58 : 2,273.01 = 948.82 : x
2. Step 2: Convert to fraction form
   1,647.58/2,273.01 = 948.82/x
3. Step 3: Cross multiply
   1,647.58x = 2,273.01 × 948.82
4. Step 4: Simplify right side
   1,647.58x = 2,156,677.35
5. Step 5: Solve for x
   x = 2,156,677.35/1,647.58
6. Step 6: Final answer
   x = 1,309.00