Finding the Third Proportional to 115,895,642 and 245,608,748

Step by Step Solution

1. Step 1: Write the proportion equation
   115,895,642 : 245,608,748 = 245,608,748 : x
2. Step 2: Convert to fraction form
   115,895,642/245,608,748 = 245,608,748/x
3. Step 3: Cross multiply
   115,895,642x = 245,608,748 × 245,608,748
4. Step 4: Simplify right side
   115,895,642x = 60,323,657,094,127,504
5. Step 5: Solve for x
   x = 60,323,657,094,127,504/115,895,642
6. Step 6: Final answer
   x = 520,499,788.03