Finding the Third Proportional to 31,381,092 and 73,280,186

Step by Step Solution

1. Step 1: Write the proportion equation
   31,381,092 : 73,280,186 = 73,280,186 : x
2. Step 2: Convert to fraction form
   31,381,092/73,280,186 = 73,280,186/x
3. Step 3: Cross multiply
   31,381,092x = 73,280,186 × 73,280,186
4. Step 4: Simplify right side
   31,381,092x = 5,369,985,660,194,596
5. Step 5: Solve for x
   x = 5,369,985,660,194,596/31,381,092
6. Step 6: Final answer
   x = 171,121,695.20