Finding the Third Proportional to 53,730 and 117,173.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,730 : 117,173.25 = 117,173.25 : x
2. Step 2: Convert to fraction form
   53,730/117,173.25 = 117,173.25/x
3. Step 3: Cross multiply
   53,730x = 117,173.25 × 117,173.25
4. Step 4: Simplify right side
   53,730x = 13,729,570,515.56
5. Step 5: Solve for x
   x = 13,729,570,515.56/53,730
6. Step 6: Final answer
   x = 255,528.95