Finding the Third Proportional to 56,493 and 121,741.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,493 : 121,741.50 = 121,741.50 : x
2. Step 2: Convert to fraction form
   56,493/121,741.50 = 121,741.50/x
3. Step 3: Cross multiply
   56,493x = 121,741.50 × 121,741.50
4. Step 4: Simplify right side
   56,493x = 14,820,992,822.25
5. Step 5: Solve for x
   x = 14,820,992,822.25/56,493
6. Step 6: Final answer
   x = 262,350.96