Finding the Third Proportional to 11,059.88 and 16,913.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,059.88 : 16,913.81 = 16,913.81 : x
2. Step 2: Convert to fraction form
   11,059.88/16,913.81 = 16,913.81/x
3. Step 3: Cross multiply
   11,059.88x = 16,913.81 × 16,913.81
4. Step 4: Simplify right side
   11,059.88x = 286,077,053.29
5. Step 5: Solve for x
   x = 286,077,053.29/11,059.88
6. Step 6: Final answer
   x = 25,866.21