Finding the Fourth Proportional to 11,654.65, 16,100.99 and 9,412.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,654.65 : 16,100.99 = 9,412.63 : x
2. Step 2: Convert to fraction form
   11,654.65/16,100.99 = 9,412.63/x
3. Step 3: Cross multiply
   11,654.65x = 16,100.99 × 9,412.63
4. Step 4: Simplify right side
   11,654.65x = 151,552,669.86
5. Step 5: Solve for x
   x = 151,552,669.86/11,654.65
6. Step 6: Final answer
   x = 13,003.63