Finding the Third Proportional to 31,450,056 and 67,272,186

Step by Step Solution

1. Step 1: Write the proportion equation
   31,450,056 : 67,272,186 = 67,272,186 : x
2. Step 2: Convert to fraction form
   31,450,056/67,272,186 = 67,272,186/x
3. Step 3: Cross multiply
   31,450,056x = 67,272,186 × 67,272,186
4. Step 4: Simplify right side
   31,450,056x = 4,525,547,009,218,596
5. Step 5: Solve for x
   x = 4,525,547,009,218,596/31,450,056
6. Step 6: Final answer
   x = 143,896,310.05