Finding the Third Proportional to 70,339.50 and 149,904

Step by Step Solution

1. Step 1: Write the proportion equation
   70,339.50 : 149,904 = 149,904 : x
2. Step 2: Convert to fraction form
   70,339.50/149,904 = 149,904/x
3. Step 3: Cross multiply
   70,339.50x = 149,904 × 149,904
4. Step 4: Simplify right side
   70,339.50x = 22,471,209,216
5. Step 5: Solve for x
   x = 22,471,209,216/70,339.50
6. Step 6: Final answer
   x = 319,467.86