Finding the Third Proportional to 33,628,514.50 and 72,414,609.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,628,514.50 : 72,414,609.50 = 72,414,609.50 : x
2. Step 2: Convert to fraction form
   33,628,514.50/72,414,609.50 = 72,414,609.50/x
3. Step 3: Cross multiply
   33,628,514.50x = 72,414,609.50 × 72,414,609.50
4. Step 4: Simplify right side
   33,628,514.50x = 5,243,875,669,037,490
5. Step 5: Solve for x
   x = 5,243,875,669,037,490/33,628,514.50
6. Step 6: Final answer
   x = 155,935,394.32