Finding the Third Proportional to 33,821,108 and 72,425,178

Step by Step Solution

1. Step 1: Write the proportion equation
   33,821,108 : 72,425,178 = 72,425,178 : x
2. Step 2: Convert to fraction form
   33,821,108/72,425,178 = 72,425,178/x
3. Step 3: Cross multiply
   33,821,108x = 72,425,178 × 72,425,178
4. Step 4: Simplify right side
   33,821,108x = 5,245,406,408,331,684
5. Step 5: Solve for x
   x = 5,245,406,408,331,684/33,821,108
6. Step 6: Final answer
   x = 155,092,683.79