Finding the Third Proportional to 134,189,842 and 293,503,886

Step by Step Solution

1. Step 1: Write the proportion equation
   134,189,842 : 293,503,886 = 293,503,886 : x
2. Step 2: Convert to fraction form
   134,189,842/293,503,886 = 293,503,886/x
3. Step 3: Cross multiply
   134,189,842x = 293,503,886 × 293,503,886
4. Step 4: Simplify right side
   134,189,842x = 86,144,531,097,100,992
5. Step 5: Solve for x
   x = 86,144,531,097,100,992/134,189,842
6. Step 6: Final answer
   x = 641,960,149.99