Finding the Fourth Proportional to 9,918.25, 14,876.77 and 4,074.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,918.25 : 14,876.77 = 4,074.71 : x
2. Step 2: Convert to fraction form
   9,918.25/14,876.77 = 4,074.71/x
3. Step 3: Cross multiply
   9,918.25x = 14,876.77 × 4,074.71
4. Step 4: Simplify right side
   9,918.25x = 60,618,523.49
5. Step 5: Solve for x
   x = 60,618,523.49/9,918.25
6. Step 6: Final answer
   x = 6,111.82