Finding the Third Proportional to 56,820 and 88,938

Step by Step Solution

1. Step 1: Write the proportion equation
   56,820 : 88,938 = 88,938 : x
2. Step 2: Convert to fraction form
   56,820/88,938 = 88,938/x
3. Step 3: Cross multiply
   56,820x = 88,938 × 88,938
4. Step 4: Simplify right side
   56,820x = 7,909,967,844
5. Step 5: Solve for x
   x = 7,909,967,844/56,820
6. Step 6: Final answer
   x = 139,210.98