Finding the Third Proportional to 133,619,589 and 279,456,478.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,619,589 : 279,456,478.50 = 279,456,478.50 : x
2. Step 2: Convert to fraction form
   133,619,589/279,456,478.50 = 279,456,478.50/x
3. Step 3: Cross multiply
   133,619,589x = 279,456,478.50 × 279,456,478.50
4. Step 4: Simplify right side
   133,619,589x = 78,095,923,375,620,960
5. Step 5: Solve for x
   x = 78,095,923,375,620,960/133,619,589
6. Step 6: Final answer
   x = 584,464,627.98