Finding the Third Proportional to 56,813 and 88,928

Step by Step Solution

1. Step 1: Write the proportion equation
   56,813 : 88,928 = 88,928 : x
2. Step 2: Convert to fraction form
   56,813/88,928 = 88,928/x
3. Step 3: Cross multiply
   56,813x = 88,928 × 88,928
4. Step 4: Simplify right side
   56,813x = 7,908,189,184
5. Step 5: Solve for x
   x = 7,908,189,184/56,813
6. Step 6: Final answer
   x = 139,196.82