Finding the Third Proportional to 61,615.69 and 68,095.69

Step by Step Solution

1. Step 1: Write the proportion equation
   61,615.69 : 68,095.69 = 68,095.69 : x
2. Step 2: Convert to fraction form
   61,615.69/68,095.69 = 68,095.69/x
3. Step 3: Cross multiply
   61,615.69x = 68,095.69 × 68,095.69
4. Step 4: Simplify right side
   61,615.69x = 4,637,022,656.10
5. Step 5: Solve for x
   x = 4,637,022,656.10/61,615.69
6. Step 6: Final answer
   x = 75,257.18