Finding the Third Proportional to 17,991,199.50 and 27,636,456

Step by Step Solution

1. Step 1: Write the proportion equation
   17,991,199.50 : 27,636,456 = 27,636,456 : x
2. Step 2: Convert to fraction form
   17,991,199.50/27,636,456 = 27,636,456/x
3. Step 3: Cross multiply
   17,991,199.50x = 27,636,456 × 27,636,456
4. Step 4: Simplify right side
   17,991,199.50x = 763,773,700,239,936
5. Step 5: Solve for x
   x = 763,773,700,239,936/17,991,199.50
6. Step 6: Final answer
   x = 42,452,628.03