Finding the Third Proportional to 259,969,283,868.75 and 566,090,786,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   259,969,283,868.75 : 566,090,786,089.50 = 566,090,786,089.50 : x
2. Step 2: Convert to fraction form
   259,969,283,868.75/566,090,786,089.50 = 566,090,786,089.50/x
3. Step 3: Cross multiply
   259,969,283,868.75x = 566,090,786,089.50 × 566,090,786,089.50
4. Step 4: Simplify right side
   259,969,283,868.75x = 320,458,778,095,428,063,723,520
5. Step 5: Solve for x
   x = 320,458,778,095,428,063,723,520/259,969,283,868.75
6. Step 6: Final answer
   x = 1,232,679,389,374.39