Finding the Third Proportional to 33,012,774 and 72,402,831

Step by Step Solution

1. Step 1: Write the proportion equation
   33,012,774 : 72,402,831 = 72,402,831 : x
2. Step 2: Convert to fraction form
   33,012,774/72,402,831 = 72,402,831/x
3. Step 3: Cross multiply
   33,012,774x = 72,402,831 × 72,402,831
4. Step 4: Simplify right side
   33,012,774x = 5,242,169,936,814,561
5. Step 5: Solve for x
   x = 5,242,169,936,814,561/33,012,774
6. Step 6: Final answer
   x = 158,792,167.44