Finding the Third Proportional to 53,119.50 and 77,765.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,119.50 : 77,765.25 = 77,765.25 : x
2. Step 2: Convert to fraction form
   53,119.50/77,765.25 = 77,765.25/x
3. Step 3: Cross multiply
   53,119.50x = 77,765.25 × 77,765.25
4. Step 4: Simplify right side
   53,119.50x = 6,047,434,107.56
5. Step 5: Solve for x
   x = 6,047,434,107.56/53,119.50
6. Step 6: Final answer
   x = 113,845.84