Finding the Third Proportional to 27,817.88 and 65,631.38

Step by Step Solution

1. Step 1: Write the proportion equation
   27,817.88 : 65,631.38 = 65,631.38 : x
2. Step 2: Convert to fraction form
   27,817.88/65,631.38 = 65,631.38/x
3. Step 3: Cross multiply
   27,817.88x = 65,631.38 × 65,631.38
4. Step 4: Simplify right side
   27,817.88x = 4,307,477,384.39
5. Step 5: Solve for x
   x = 4,307,477,384.39/27,817.88
6. Step 6: Final answer
   x = 154,845.67