Finding the Third Proportional to 28,242,697,540 and 61,449,761,108

Step by Step Solution

1. Step 1: Write the proportion equation
   28,242,697,540 : 61,449,761,108 = 61,449,761,108 : x
2. Step 2: Convert to fraction form
   28,242,697,540/61,449,761,108 = 61,449,761,108/x
3. Step 3: Cross multiply
   28,242,697,540x = 61,449,761,108 × 61,449,761,108
4. Step 4: Simplify right side
   28,242,697,540x = 3,776,073,140,230,269,435,904
5. Step 5: Solve for x
   x = 3,776,073,140,230,269,435,904/28,242,697,540
6. Step 6: Final answer
   x = 133,700,866,742.00