Finding the Third Proportional to 42,994 and 90,812

Step by Step Solution

1. Step 1: Write the proportion equation
   42,994 : 90,812 = 90,812 : x
2. Step 2: Convert to fraction form
   42,994/90,812 = 90,812/x
3. Step 3: Cross multiply
   42,994x = 90,812 × 90,812
4. Step 4: Simplify right side
   42,994x = 8,246,819,344
5. Step 5: Solve for x
   x = 8,246,819,344/42,994
6. Step 6: Final answer
   x = 191,813.26