Finding the Third Proportional to 548,747,861,818 and 1,188,680,636,250

Step by Step Solution

1. Step 1: Write the proportion equation
   548,747,861,818 : 1,188,680,636,250 = 1,188,680,636,250 : x
2. Step 2: Convert to fraction form
   548,747,861,818/1,188,680,636,250 = 1,188,680,636,250/x
3. Step 3: Cross multiply
   548,747,861,818x = 1,188,680,636,250 × 1,188,680,636,250
4. Step 4: Simplify right side
   548,747,861,818x = 1,412,961,654,995,704,751,325,184
5. Step 5: Solve for x
   x = 1,412,961,654,995,704,751,325,184/548,747,861,818
6. Step 6: Final answer
   x = 2,574,883,208,318.24