Finding the Third Proportional to 30,150.38 and 64,307.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,150.38 : 64,307.25 = 64,307.25 : x
2. Step 2: Convert to fraction form
   30,150.38/64,307.25 = 64,307.25/x
3. Step 3: Cross multiply
   30,150.38x = 64,307.25 × 64,307.25
4. Step 4: Simplify right side
   30,150.38x = 4,135,422,402.56
5. Step 5: Solve for x
   x = 4,135,422,402.56/30,150.38
6. Step 6: Final answer
   x = 137,159.90