Finding the Third Proportional to 28,355.63 and 62,138.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,355.63 : 62,138.25 = 62,138.25 : x
2. Step 2: Convert to fraction form
   28,355.63/62,138.25 = 62,138.25/x
3. Step 3: Cross multiply
   28,355.63x = 62,138.25 × 62,138.25
4. Step 4: Simplify right side
   28,355.63x = 3,861,162,113.06
5. Step 5: Solve for x
   x = 3,861,162,113.06/28,355.63
6. Step 6: Final answer
   x = 136,169.18