Finding the Fourth Proportional to 11,655.67, 16,079.71 and 7,877.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,655.67 : 16,079.71 = 7,877.46 : x
2. Step 2: Convert to fraction form
   11,655.67/16,079.71 = 7,877.46/x
3. Step 3: Cross multiply
   11,655.67x = 16,079.71 × 7,877.46
4. Step 4: Simplify right side
   11,655.67x = 126,667,272.34
5. Step 5: Solve for x
   x = 126,667,272.34/11,655.67
6. Step 6: Final answer
   x = 10,867.44