Finding the Third Proportional to 28,683 and 62,906.63

Step by Step Solution

1. Step 1: Write the proportion equation
   28,683 : 62,906.63 = 62,906.63 : x
2. Step 2: Convert to fraction form
   28,683/62,906.63 = 62,906.63/x
3. Step 3: Cross multiply
   28,683x = 62,906.63 × 62,906.63
4. Step 4: Simplify right side
   28,683x = 3,957,243,468.89
5. Step 5: Solve for x
   x = 3,957,243,468.89/28,683
6. Step 6: Final answer
   x = 137,964.77