Finding the Third Proportional to 11,988.38 and 28,001.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,988.38 : 28,001.06 = 28,001.06 : x
2. Step 2: Convert to fraction form
   11,988.38/28,001.06 = 28,001.06/x
3. Step 3: Cross multiply
   11,988.38x = 28,001.06 × 28,001.06
4. Step 4: Simplify right side
   11,988.38x = 784,059,501.13
5. Step 5: Solve for x
   x = 784,059,501.13/11,988.38
6. Step 6: Final answer
   x = 65,401.65