Finding the Third Proportional to 28,477.31 and 62,315.81

Step by Step Solution

1. Step 1: Write the proportion equation
   28,477.31 : 62,315.81 = 62,315.81 : x
2. Step 2: Convert to fraction form
   28,477.31/62,315.81 = 62,315.81/x
3. Step 3: Cross multiply
   28,477.31x = 62,315.81 × 62,315.81
4. Step 4: Simplify right side
   28,477.31x = 3,883,260,487.54
5. Step 5: Solve for x
   x = 3,883,260,487.54/28,477.31
6. Step 6: Final answer
   x = 136,363.31