Finding the Third Proportional to 56,814 and 88,930

Step by Step Solution

1. Step 1: Write the proportion equation
   56,814 : 88,930 = 88,930 : x
2. Step 2: Convert to fraction form
   56,814/88,930 = 88,930/x
3. Step 3: Cross multiply
   56,814x = 88,930 × 88,930
4. Step 4: Simplify right side
   56,814x = 7,908,544,900
5. Step 5: Solve for x
   x = 7,908,544,900/56,814
6. Step 6: Final answer
   x = 139,200.64