Finding the Third Proportional to 30,287.67 and 62,272.55

Step by Step Solution

1. Step 1: Write the proportion equation
   30,287.67 : 62,272.55 = 62,272.55 : x
2. Step 2: Convert to fraction form
   30,287.67/62,272.55 = 62,272.55/x
3. Step 3: Cross multiply
   30,287.67x = 62,272.55 × 62,272.55
4. Step 4: Simplify right side
   30,287.67x = 3,877,870,094.30
5. Step 5: Solve for x
   x = 3,877,870,094.30/30,287.67
6. Step 6: Final answer
   x = 128,034.60