Finding the Third Proportional to 56,632 and 89,971

Step by Step Solution

1. Step 1: Write the proportion equation
   56,632 : 89,971 = 89,971 : x
2. Step 2: Convert to fraction form
   56,632/89,971 = 89,971/x
3. Step 3: Cross multiply
   56,632x = 89,971 × 89,971
4. Step 4: Simplify right side
   56,632x = 8,094,780,841
5. Step 5: Solve for x
   x = 8,094,780,841/56,632
6. Step 6: Final answer
   x = 142,936.52