Finding the Third Proportional to 30,256.03 and 64,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,256.03 : 64,111.50 = 64,111.50 : x
2. Step 2: Convert to fraction form
   30,256.03/64,111.50 = 64,111.50/x
3. Step 3: Cross multiply
   30,256.03x = 64,111.50 × 64,111.50
4. Step 4: Simplify right side
   30,256.03x = 4,110,284,432.25
5. Step 5: Solve for x
   x = 4,110,284,432.25/30,256.03
6. Step 6: Final answer
   x = 135,850.09