Finding the Fourth Proportional to 16,587, 22,890.06 and 9,963

Step by Step Solution

1. Step 1: Write the proportion equation
   16,587 : 22,890.06 = 9,963 : x
2. Step 2: Convert to fraction form
   16,587/22,890.06 = 9,963/x
3. Step 3: Cross multiply
   16,587x = 22,890.06 × 9,963
4. Step 4: Simplify right side
   16,587x = 228,053,667.78
5. Step 5: Solve for x
   x = 228,053,667.78/16,587
6. Step 6: Final answer
   x = 13,748.94