Finding the Fourth Proportional to 16,261, 22,431.54 and 10,946.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,261 : 22,431.54 = 10,946.76 : x
2. Step 2: Convert to fraction form
   16,261/22,431.54 = 10,946.76/x
3. Step 3: Cross multiply
   16,261x = 22,431.54 × 10,946.76
4. Step 4: Simplify right side
   16,261x = 245,552,684.81
5. Step 5: Solve for x
   x = 245,552,684.81/16,261
6. Step 6: Final answer
   x = 15,100.71