Finding the Third Proportional to 30,370.50 and 63,812.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,370.50 : 63,812.25 = 63,812.25 : x
2. Step 2: Convert to fraction form
   30,370.50/63,812.25 = 63,812.25/x
3. Step 3: Cross multiply
   30,370.50x = 63,812.25 × 63,812.25
4. Step 4: Simplify right side
   30,370.50x = 4,072,003,250.06
5. Step 5: Solve for x
   x = 4,072,003,250.06/30,370.50
6. Step 6: Final answer
   x = 134,077.58