Finding the Third Proportional to 64,000.50 and 149,520

Step by Step Solution

1. Step 1: Write the proportion equation
   64,000.50 : 149,520 = 149,520 : x
2. Step 2: Convert to fraction form
   64,000.50/149,520 = 149,520/x
3. Step 3: Cross multiply
   64,000.50x = 149,520 × 149,520
4. Step 4: Simplify right side
   64,000.50x = 22,356,230,400
5. Step 5: Solve for x
   x = 22,356,230,400/64,000.50
6. Step 6: Final answer
   x = 349,313.37