Finding the Third Proportional to 72,487,030,015.50 and 147,040,937,874

Step by Step Solution

1. Step 1: Write the proportion equation
   72,487,030,015.50 : 147,040,937,874 = 147,040,937,874 : x
2. Step 2: Convert to fraction form
   72,487,030,015.50/147,040,937,874 = 147,040,937,874/x
3. Step 3: Cross multiply
   72,487,030,015.50x = 147,040,937,874 × 147,040,937,874
4. Step 4: Simplify right side
   72,487,030,015.50x = 21,621,037,410,865,528,176,640
5. Step 5: Solve for x
   x = 21,621,037,410,865,528,176,640/72,487,030,015.50
6. Step 6: Final answer
   x = 298,274,565,894.65