Finding the Third Proportional to 33,990.47 and 73,630.69

Step by Step Solution

1. Step 1: Write the proportion equation
   33,990.47 : 73,630.69 = 73,630.69 : x
2. Step 2: Convert to fraction form
   33,990.47/73,630.69 = 73,630.69/x
3. Step 3: Cross multiply
   33,990.47x = 73,630.69 × 73,630.69
4. Step 4: Simplify right side
   33,990.47x = 5,421,478,141.72
5. Step 5: Solve for x
   x = 5,421,478,141.72/33,990.47
6. Step 6: Final answer
   x = 159,499.95