Finding the Third Proportional to 39,636,022 and 87,066,513

Step by Step Solution

1. Step 1: Write the proportion equation
   39,636,022 : 87,066,513 = 87,066,513 : x
2. Step 2: Convert to fraction form
   39,636,022/87,066,513 = 87,066,513/x
3. Step 3: Cross multiply
   39,636,022x = 87,066,513 × 87,066,513
4. Step 4: Simplify right side
   39,636,022x = 7,580,577,685,979,169
5. Step 5: Solve for x
   x = 7,580,577,685,979,169/39,636,022
6. Step 6: Final answer
   x = 191,254,755.23