Finding the Third Proportional to 172,881,396 and 377,356,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,881,396 : 377,356,468.50 = 377,356,468.50 : x
2. Step 2: Convert to fraction form
   172,881,396/377,356,468.50 = 377,356,468.50/x
3. Step 3: Cross multiply
   172,881,396x = 377,356,468.50 × 377,356,468.50
4. Step 4: Simplify right side
   172,881,396x = 142,397,904,318,791,488
5. Step 5: Solve for x
   x = 142,397,904,318,791,488/172,881,396
6. Step 6: Final answer
   x = 823,673,961.53