Finding the Third Proportional to 31,943,485 and 69,483,800

Step by Step Solution

1. Step 1: Write the proportion equation
   31,943,485 : 69,483,800 = 69,483,800 : x
2. Step 2: Convert to fraction form
   31,943,485/69,483,800 = 69,483,800/x
3. Step 3: Cross multiply
   31,943,485x = 69,483,800 × 69,483,800
4. Step 4: Simplify right side
   31,943,485x = 4,827,998,462,440,000
5. Step 5: Solve for x
   x = 4,827,998,462,440,000/31,943,485
6. Step 6: Final answer
   x = 151,141,882.69