Finding the Third Proportional to 56,818 and 88,936

Step by Step Solution

1. Step 1: Write the proportion equation
   56,818 : 88,936 = 88,936 : x
2. Step 2: Convert to fraction form
   56,818/88,936 = 88,936/x
3. Step 3: Cross multiply
   56,818x = 88,936 × 88,936
4. Step 4: Simplify right side
   56,818x = 7,909,612,096
5. Step 5: Solve for x
   x = 7,909,612,096/56,818
6. Step 6: Final answer
   x = 139,209.62