Finding the Third Proportional to 58,360.50 and 91,185.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,360.50 : 91,185.75 = 91,185.75 : x
2. Step 2: Convert to fraction form
   58,360.50/91,185.75 = 91,185.75/x
3. Step 3: Cross multiply
   58,360.50x = 91,185.75 × 91,185.75
4. Step 4: Simplify right side
   58,360.50x = 8,314,841,003.06
5. Step 5: Solve for x
   x = 8,314,841,003.06/58,360.50
6. Step 6: Final answer
   x = 142,473.78