Finding the Fourth Proportional to 1,227.76, 1,832.70 and 1,137.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227.76 : 1,832.70 = 1,137.52 : x
2. Step 2: Convert to fraction form
   1,227.76/1,832.70 = 1,137.52/x
3. Step 3: Cross multiply
   1,227.76x = 1,832.70 × 1,137.52
4. Step 4: Simplify right side
   1,227.76x = 2,084,732.90
5. Step 5: Solve for x
   x = 2,084,732.90/1,227.76
6. Step 6: Final answer
   x = 1,698.00