Finding the Third Proportional to 56,387 and 83,973

Step by Step Solution

1. Step 1: Write the proportion equation
   56,387 : 83,973 = 83,973 : x
2. Step 2: Convert to fraction form
   56,387/83,973 = 83,973/x
3. Step 3: Cross multiply
   56,387x = 83,973 × 83,973
4. Step 4: Simplify right side
   56,387x = 7,051,464,729
5. Step 5: Solve for x
   x = 7,051,464,729/56,387
6. Step 6: Final answer
   x = 125,054.80