Finding the Third Proportional to 40,142.81 and 88,230.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,142.81 : 88,230.38 = 88,230.38 : x
2. Step 2: Convert to fraction form
   40,142.81/88,230.38 = 88,230.38/x
3. Step 3: Cross multiply
   40,142.81x = 88,230.38 × 88,230.38
4. Step 4: Simplify right side
   40,142.81x = 7,784,599,072.64
5. Step 5: Solve for x
   x = 7,784,599,072.64/40,142.81
6. Step 6: Final answer
   x = 193,922.61