Finding the Third Proportional to 40,136 and 61,272

Step by Step Solution

1. Step 1: Write the proportion equation
   40,136 : 61,272 = 61,272 : x
2. Step 2: Convert to fraction form
   40,136/61,272 = 61,272/x
3. Step 3: Cross multiply
   40,136x = 61,272 × 61,272
4. Step 4: Simplify right side
   40,136x = 3,754,257,984
5. Step 5: Solve for x
   x = 3,754,257,984/40,136
6. Step 6: Final answer
   x = 93,538.42