Finding the Third Proportional to 31,304.25 and 64,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,304.25 : 64,048.50 = 64,048.50 : x
2. Step 2: Convert to fraction form
   31,304.25/64,048.50 = 64,048.50/x
3. Step 3: Cross multiply
   31,304.25x = 64,048.50 × 64,048.50
4. Step 4: Simplify right side
   31,304.25x = 4,102,210,352.25
5. Step 5: Solve for x
   x = 4,102,210,352.25/31,304.25
6. Step 6: Final answer
   x = 131,043.24