Finding the Third Proportional to 31,987,841.63 and 69,072,744.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,987,841.63 : 69,072,744.94 = 69,072,744.94 : x
2. Step 2: Convert to fraction form
   31,987,841.63/69,072,744.94 = 69,072,744.94/x
3. Step 3: Cross multiply
   31,987,841.63x = 69,072,744.94 × 69,072,744.94
4. Step 4: Simplify right side
   31,987,841.63x = 4,771,044,093,200,932
5. Step 5: Solve for x
   x = 4,771,044,093,200,932/31,987,841.63
6. Step 6: Final answer
   x = 149,151,798.02