Finding the Third Proportional to 56,635 and 89,975

Step by Step Solution

1. Step 1: Write the proportion equation
   56,635 : 89,975 = 89,975 : x
2. Step 2: Convert to fraction form
   56,635/89,975 = 89,975/x
3. Step 3: Cross multiply
   56,635x = 89,975 × 89,975
4. Step 4: Simplify right side
   56,635x = 8,095,500,625
5. Step 5: Solve for x
   x = 8,095,500,625/56,635
6. Step 6: Final answer
   x = 142,941.65