Finding the Third Proportional to 56,981 and 88,458

Step by Step Solution

1. Step 1: Write the proportion equation
   56,981 : 88,458 = 88,458 : x
2. Step 2: Convert to fraction form
   56,981/88,458 = 88,458/x
3. Step 3: Cross multiply
   56,981x = 88,458 × 88,458
4. Step 4: Simplify right side
   56,981x = 7,824,817,764
5. Step 5: Solve for x
   x = 7,824,817,764/56,981
6. Step 6: Final answer
   x = 137,323.28