Finding the Third Proportional to 31,074,048 and 47,042,912

Step by Step Solution

1. Step 1: Write the proportion equation
   31,074,048 : 47,042,912 = 47,042,912 : x
2. Step 2: Convert to fraction form
   31,074,048/47,042,912 = 47,042,912/x
3. Step 3: Cross multiply
   31,074,048x = 47,042,912 × 47,042,912
4. Step 4: Simplify right side
   31,074,048x = 2,213,035,569,439,744
5. Step 5: Solve for x
   x = 2,213,035,569,439,744/31,074,048
6. Step 6: Final answer
   x = 71,218,129.34