Finding the Fourth Proportional to 1,923.50, 2,885.61 and 897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923.50 : 2,885.61 = 897.50 : x
2. Step 2: Convert to fraction form
   1,923.50/2,885.61 = 897.50/x
3. Step 3: Cross multiply
   1,923.50x = 2,885.61 × 897.50
4. Step 4: Simplify right side
   1,923.50x = 2,589,834.98
5. Step 5: Solve for x
   x = 2,589,834.98/1,923.50
6. Step 6: Final answer
   x = 1,346.42