Finding the Third Proportional to 56,896 and 90,896

Step by Step Solution

1. Step 1: Write the proportion equation
   56,896 : 90,896 = 90,896 : x
2. Step 2: Convert to fraction form
   56,896/90,896 = 90,896/x
3. Step 3: Cross multiply
   56,896x = 90,896 × 90,896
4. Step 4: Simplify right side
   56,896x = 8,262,082,816
5. Step 5: Solve for x
   x = 8,262,082,816/56,896
6. Step 6: Final answer
   x = 145,213.77