Finding the Fourth Proportional to 16,430.40, 22,675.73 and 10,061.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,430.40 : 22,675.73 = 10,061.28 : x
2. Step 2: Convert to fraction form
   16,430.40/22,675.73 = 10,061.28/x
3. Step 3: Cross multiply
   16,430.40x = 22,675.73 × 10,061.28
4. Step 4: Simplify right side
   16,430.40x = 228,146,868.73
5. Step 5: Solve for x
   x = 228,146,868.73/16,430.40
6. Step 6: Final answer
   x = 13,885.66