Finding the Third Proportional to 31,843,932 and 69,649,960

Step by Step Solution

1. Step 1: Write the proportion equation
   31,843,932 : 69,649,960 = 69,649,960 : x
2. Step 2: Convert to fraction form
   31,843,932/69,649,960 = 69,649,960/x
3. Step 3: Cross multiply
   31,843,932x = 69,649,960 × 69,649,960
4. Step 4: Simplify right side
   31,843,932x = 4,851,116,928,001,600
5. Step 5: Solve for x
   x = 4,851,116,928,001,600/31,843,932
6. Step 6: Final answer
   x = 152,340,387.11