Finding the Third Proportional to 33,675,511.50 and 72,739,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,675,511.50 : 72,739,789.50 = 72,739,789.50 : x
2. Step 2: Convert to fraction form
   33,675,511.50/72,739,789.50 = 72,739,789.50/x
3. Step 3: Cross multiply
   33,675,511.50x = 72,739,789.50 × 72,739,789.50
4. Step 4: Simplify right side
   33,675,511.50x = 5,291,076,976,504,310
5. Step 5: Solve for x
   x = 5,291,076,976,504,310/33,675,511.50
6. Step 6: Final answer
   x = 157,119,424.20