Finding the Third Proportional to 42,624 and 90,104

Step by Step Solution

1. Step 1: Write the proportion equation
   42,624 : 90,104 = 90,104 : x
2. Step 2: Convert to fraction form
   42,624/90,104 = 90,104/x
3. Step 3: Cross multiply
   42,624x = 90,104 × 90,104
4. Step 4: Simplify right side
   42,624x = 8,118,730,816
5. Step 5: Solve for x
   x = 8,118,730,816/42,624
6. Step 6: Final answer
   x = 190,473.23