Finding the Third Proportional to 24,140 and 56,390

Step by Step Solution

1. Step 1: Write the proportion equation
   24,140 : 56,390 = 56,390 : x
2. Step 2: Convert to fraction form
   24,140/56,390 = 56,390/x
3. Step 3: Cross multiply
   24,140x = 56,390 × 56,390
4. Step 4: Simplify right side
   24,140x = 3,179,832,100
5. Step 5: Solve for x
   x = 3,179,832,100/24,140
6. Step 6: Final answer
   x = 131,724.61