Finding the Third Proportional to 56,494 and 111,572

Step by Step Solution

1. Step 1: Write the proportion equation
   56,494 : 111,572 = 111,572 : x
2. Step 2: Convert to fraction form
   56,494/111,572 = 111,572/x
3. Step 3: Cross multiply
   56,494x = 111,572 × 111,572
4. Step 4: Simplify right side
   56,494x = 12,448,311,184
5. Step 5: Solve for x
   x = 12,448,311,184/56,494
6. Step 6: Final answer
   x = 220,347.49