Finding the Third Proportional to 152,799.75 and 336,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,799.75 : 336,058.50 = 336,058.50 : x
2. Step 2: Convert to fraction form
   152,799.75/336,058.50 = 336,058.50/x
3. Step 3: Cross multiply
   152,799.75x = 336,058.50 × 336,058.50
4. Step 4: Simplify right side
   152,799.75x = 112,935,315,422.25
5. Step 5: Solve for x
   x = 112,935,315,422.25/152,799.75
6. Step 6: Final answer
   x = 739,106.68