Finding the Fourth Proportional to 11,654.05, 16,088.55 and 7,897.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,654.05 : 16,088.55 = 7,897.07 : x
2. Step 2: Convert to fraction form
   11,654.05/16,088.55 = 7,897.07/x
3. Step 3: Cross multiply
   11,654.05x = 16,088.55 × 7,897.07
4. Step 4: Simplify right side
   11,654.05x = 127,052,405.55
5. Step 5: Solve for x
   x = 127,052,405.55/11,654.05
6. Step 6: Final answer
   x = 10,902.00