Finding the Third Proportional to 124,720,095,028.50 and 256,051,965,631.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,720,095,028.50 : 256,051,965,631.50 = 256,051,965,631.50 : x
2. Step 2: Convert to fraction form
   124,720,095,028.50/256,051,965,631.50 = 256,051,965,631.50/x
3. Step 3: Cross multiply
   124,720,095,028.50x = 256,051,965,631.50 × 256,051,965,631.50
4. Step 4: Simplify right side
   124,720,095,028.50x = 65,562,609,103,754,860,953,600
5. Step 5: Solve for x
   x = 65,562,609,103,754,860,953,600/124,720,095,028.50
6. Step 6: Final answer
   x = 525,677,991,896.76