Finding the Third Proportional to 56,710.69 and 83,772.56

Step by Step Solution

1. Step 1: Write the proportion equation
   56,710.69 : 83,772.56 = 83,772.56 : x
2. Step 2: Convert to fraction form
   56,710.69/83,772.56 = 83,772.56/x
3. Step 3: Cross multiply
   56,710.69x = 83,772.56 × 83,772.56
4. Step 4: Simplify right side
   56,710.69x = 7,017,842,227.82
5. Step 5: Solve for x
   x = 7,017,842,227.82/56,710.69
6. Step 6: Final answer
   x = 123,748.14