Finding the Third Proportional to 58,205.25 and 91,365.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,205.25 : 91,365.75 = 91,365.75 : x
2. Step 2: Convert to fraction form
   58,205.25/91,365.75 = 91,365.75/x
3. Step 3: Cross multiply
   58,205.25x = 91,365.75 × 91,365.75
4. Step 4: Simplify right side
   58,205.25x = 8,347,700,273.06
5. Step 5: Solve for x
   x = 8,347,700,273.06/58,205.25
6. Step 6: Final answer
   x = 143,418.34