Finding the Third Proportional to 42,451.59 and 91,823.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,451.59 : 91,823.63 = 91,823.63 : x
2. Step 2: Convert to fraction form
   42,451.59/91,823.63 = 91,823.63/x
3. Step 3: Cross multiply
   42,451.59x = 91,823.63 × 91,823.63
4. Step 4: Simplify right side
   42,451.59x = 8,431,578,108.14
5. Step 5: Solve for x
   x = 8,431,578,108.14/42,451.59
6. Step 6: Final answer
   x = 198,616.29