Finding the Third Proportional to 42,888 and 62,118

Step by Step Solution

1. Step 1: Write the proportion equation
   42,888 : 62,118 = 62,118 : x
2. Step 2: Convert to fraction form
   42,888/62,118 = 62,118/x
3. Step 3: Cross multiply
   42,888x = 62,118 × 62,118
4. Step 4: Simplify right side
   42,888x = 3,858,645,924
5. Step 5: Solve for x
   x = 3,858,645,924/42,888
6. Step 6: Final answer
   x = 89,970.29