Finding the Third Proportional to 31,534,300 and 67,990,808

Step by Step Solution

1. Step 1: Write the proportion equation
   31,534,300 : 67,990,808 = 67,990,808 : x
2. Step 2: Convert to fraction form
   31,534,300/67,990,808 = 67,990,808/x
3. Step 3: Cross multiply
   31,534,300x = 67,990,808 × 67,990,808
4. Step 4: Simplify right side
   31,534,300x = 4,622,749,972,492,864
5. Step 5: Solve for x
   x = 4,622,749,972,492,864/31,534,300
6. Step 6: Final answer
   x = 146,594,342.43