Finding the Third Proportional to 55,350 and 121,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,350 : 121,090.50 = 121,090.50 : x
2. Step 2: Convert to fraction form
   55,350/121,090.50 = 121,090.50/x
3. Step 3: Cross multiply
   55,350x = 121,090.50 × 121,090.50
4. Step 4: Simplify right side
   55,350x = 14,662,909,190.25
5. Step 5: Solve for x
   x = 14,662,909,190.25/55,350
6. Step 6: Final answer
   x = 264,912.54