Finding the Third Proportional to 52,558 and 78,848

Step by Step Solution

1. Step 1: Write the proportion equation
   52,558 : 78,848 = 78,848 : x
2. Step 2: Convert to fraction form
   52,558/78,848 = 78,848/x
3. Step 3: Cross multiply
   52,558x = 78,848 × 78,848
4. Step 4: Simplify right side
   52,558x = 6,217,007,104
5. Step 5: Solve for x
   x = 6,217,007,104/52,558
6. Step 6: Final answer
   x = 118,288.50