Finding the Third Proportional to 33,124,385 and 72,389,866

Step by Step Solution

1. Step 1: Write the proportion equation
   33,124,385 : 72,389,866 = 72,389,866 : x
2. Step 2: Convert to fraction form
   33,124,385/72,389,866 = 72,389,866/x
3. Step 3: Cross multiply
   33,124,385x = 72,389,866 × 72,389,866
4. Step 4: Simplify right side
   33,124,385x = 5,240,292,699,497,956
5. Step 5: Solve for x
   x = 5,240,292,699,497,956/33,124,385
6. Step 6: Final answer
   x = 158,200,452.61