Finding the Third Proportional to 49,839,566 and 72,867,188

Step by Step Solution

1. Step 1: Write the proportion equation
   49,839,566 : 72,867,188 = 72,867,188 : x
2. Step 2: Convert to fraction form
   49,839,566/72,867,188 = 72,867,188/x
3. Step 3: Cross multiply
   49,839,566x = 72,867,188 × 72,867,188
4. Step 4: Simplify right side
   49,839,566x = 5,309,627,087,027,344
5. Step 5: Solve for x
   x = 5,309,627,087,027,344/49,839,566
6. Step 6: Final answer
   x = 106,534,376.46