Finding the Fourth Proportional to 11,011.32, 16,484.34 and 10,865.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,011.32 : 16,484.34 = 10,865.52 : x
2. Step 2: Convert to fraction form
   11,011.32/16,484.34 = 10,865.52/x
3. Step 3: Cross multiply
   11,011.32x = 16,484.34 × 10,865.52
4. Step 4: Simplify right side
   11,011.32x = 179,110,925.96
5. Step 5: Solve for x
   x = 179,110,925.96/11,011.32
6. Step 6: Final answer
   x = 16,266.07