Finding the Third Proportional to 1,613,602.69 and 3,520,605.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613,602.69 : 3,520,605.94 = 3,520,605.94 : x
2. Step 2: Convert to fraction form
   1,613,602.69/3,520,605.94 = 3,520,605.94/x
3. Step 3: Cross multiply
   1,613,602.69x = 3,520,605.94 × 3,520,605.94
4. Step 4: Simplify right side
   1,613,602.69x = 12,394,666,167,160.25
5. Step 5: Solve for x
   x = 12,394,666,167,160.25/1,613,602.69
6. Step 6: Final answer
   x = 7,681,361.88