Finding the Fourth Proportional to 2,338.25, 3,507.98 and 877.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,338.25 : 3,507.98 = 877.50 : x
2. Step 2: Convert to fraction form
   2,338.25/3,507.98 = 877.50/x
3. Step 3: Cross multiply
   2,338.25x = 3,507.98 × 877.50
4. Step 4: Simplify right side
   2,338.25x = 3,078,248.06
5. Step 5: Solve for x
   x = 3,078,248.06/2,338.25
6. Step 6: Final answer
   x = 1,316.48