Finding the Fourth Proportional to 1,364.76, 1,882.77 and 922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.76 : 1,882.77 = 922.50 : x
2. Step 2: Convert to fraction form
   1,364.76/1,882.77 = 922.50/x
3. Step 3: Cross multiply
   1,364.76x = 1,882.77 × 922.50
4. Step 4: Simplify right side
   1,364.76x = 1,736,855.33
5. Step 5: Solve for x
   x = 1,736,855.33/1,364.76
6. Step 6: Final answer
   x = 1,272.65