Finding the Third Proportional to 567,916,570.69 and 872,389,387.69

Step by Step Solution

1. Step 1: Write the proportion equation
   567,916,570.69 : 872,389,387.69 = 872,389,387.69 : x
2. Step 2: Convert to fraction form
   567,916,570.69/872,389,387.69 = 872,389,387.69/x
3. Step 3: Cross multiply
   567,916,570.69x = 872,389,387.69 × 872,389,387.69
4. Step 4: Simplify right side
   567,916,570.69x = 761,063,243,749,771,136
5. Step 5: Solve for x
   x = 761,063,243,749,771,136/567,916,570.69
6. Step 6: Final answer
   x = 1,340,096,913.93