Finding the Third Proportional to 42,996.25 and 65,143.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,996.25 : 65,143.63 = 65,143.63 : x
2. Step 2: Convert to fraction form
   42,996.25/65,143.63 = 65,143.63/x
3. Step 3: Cross multiply
   42,996.25x = 65,143.63 × 65,143.63
4. Step 4: Simplify right side
   42,996.25x = 4,243,691,878.14
5. Step 5: Solve for x
   x = 4,243,691,878.14/42,996.25
6. Step 6: Final answer
   x = 98,699.12