Finding the Third Proportional to 56,908.69 and 81,973.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,908.69 : 81,973.69 = 81,973.69 : x
2. Step 2: Convert to fraction form
   56,908.69/81,973.69 = 81,973.69/x
3. Step 3: Cross multiply
   56,908.69x = 81,973.69 × 81,973.69
4. Step 4: Simplify right side
   56,908.69x = 6,719,685,442.35
5. Step 5: Solve for x
   x = 6,719,685,442.35/56,908.69
6. Step 6: Final answer
   x = 118,078.38