Finding the Third Proportional to 42,705 and 90,954

Step by Step Solution

1. Step 1: Write the proportion equation
   42,705 : 90,954 = 90,954 : x
2. Step 2: Convert to fraction form
   42,705/90,954 = 90,954/x
3. Step 3: Cross multiply
   42,705x = 90,954 × 90,954
4. Step 4: Simplify right side
   42,705x = 8,272,630,116
5. Step 5: Solve for x
   x = 8,272,630,116/42,705
6. Step 6: Final answer
   x = 193,715.73