Finding the Third Proportional to 52,600 and 113,219

Step by Step Solution

1. Step 1: Write the proportion equation
   52,600 : 113,219 = 113,219 : x
2. Step 2: Convert to fraction form
   52,600/113,219 = 113,219/x
3. Step 3: Cross multiply
   52,600x = 113,219 × 113,219
4. Step 4: Simplify right side
   52,600x = 12,818,541,961
5. Step 5: Solve for x
   x = 12,818,541,961/52,600
6. Step 6: Final answer
   x = 243,698.52