Finding the Third Proportional to 28,837.27 and 61,987.78

Step by Step Solution

1. Step 1: Write the proportion equation
   28,837.27 : 61,987.78 = 61,987.78 : x
2. Step 2: Convert to fraction form
   28,837.27/61,987.78 = 61,987.78/x
3. Step 3: Cross multiply
   28,837.27x = 61,987.78 × 61,987.78
4. Step 4: Simplify right side
   28,837.27x = 3,842,485,024.30
5. Step 5: Solve for x
   x = 3,842,485,024.30/28,837.27
6. Step 6: Final answer
   x = 133,247.20