Finding the Third Proportional to 43,290 and 62,012

Step by Step Solution

1. Step 1: Write the proportion equation
   43,290 : 62,012 = 62,012 : x
2. Step 2: Convert to fraction form
   43,290/62,012 = 62,012/x
3. Step 3: Cross multiply
   43,290x = 62,012 × 62,012
4. Step 4: Simplify right side
   43,290x = 3,845,488,144
5. Step 5: Solve for x
   x = 3,845,488,144/43,290
6. Step 6: Final answer
   x = 88,830.86