Finding the Fourth Proportional to 9,922.77, 14,886.45 and 4,377.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,922.77 : 14,886.45 = 4,377.69 : x
2. Step 2: Convert to fraction form
   9,922.77/14,886.45 = 4,377.69/x
3. Step 3: Cross multiply
   9,922.77x = 14,886.45 × 4,377.69
4. Step 4: Simplify right side
   9,922.77x = 65,168,263.30
5. Step 5: Solve for x
   x = 65,168,263.30/9,922.77
6. Step 6: Final answer
   x = 6,567.55