Finding the Third Proportional to 33,151.50 and 68,216.63

Step by Step Solution

1. Step 1: Write the proportion equation
   33,151.50 : 68,216.63 = 68,216.63 : x
2. Step 2: Convert to fraction form
   33,151.50/68,216.63 = 68,216.63/x
3. Step 3: Cross multiply
   33,151.50x = 68,216.63 × 68,216.63
4. Step 4: Simplify right side
   33,151.50x = 4,653,507,926.39
5. Step 5: Solve for x
   x = 4,653,507,926.39/33,151.50
6. Step 6: Final answer
   x = 140,370.96