Finding the Third Proportional to 10,988.63 and 23,688.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,988.63 : 23,688.38 = 23,688.38 : x
2. Step 2: Convert to fraction form
   10,988.63/23,688.38 = 23,688.38/x
3. Step 3: Cross multiply
   10,988.63x = 23,688.38 × 23,688.38
4. Step 4: Simplify right side
   10,988.63x = 561,139,110.14
5. Step 5: Solve for x
   x = 561,139,110.14/10,988.63
6. Step 6: Final answer
   x = 51,065.45