Finding the Third Proportional to 42,122 and 63,118

Step by Step Solution

1. Step 1: Write the proportion equation
   42,122 : 63,118 = 63,118 : x
2. Step 2: Convert to fraction form
   42,122/63,118 = 63,118/x
3. Step 3: Cross multiply
   42,122x = 63,118 × 63,118
4. Step 4: Simplify right side
   42,122x = 3,983,881,924
5. Step 5: Solve for x
   x = 3,983,881,924/42,122
6. Step 6: Final answer
   x = 94,579.60