Finding the Third Proportional to 33,675,509.25 and 72,739,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,675,509.25 : 72,739,786.50 = 72,739,786.50 : x
2. Step 2: Convert to fraction form
   33,675,509.25/72,739,786.50 = 72,739,786.50/x
3. Step 3: Cross multiply
   33,675,509.25x = 72,739,786.50 × 72,739,786.50
4. Step 4: Simplify right side
   33,675,509.25x = 5,291,076,540,065,582
5. Step 5: Solve for x
   x = 5,291,076,540,065,582/33,675,509.25
6. Step 6: Final answer
   x = 157,119,421.74