Finding the Third Proportional to 58,363.50 and 91,191

Step by Step Solution

1. Step 1: Write the proportion equation
   58,363.50 : 91,191 = 91,191 : x
2. Step 2: Convert to fraction form
   58,363.50/91,191 = 91,191/x
3. Step 3: Cross multiply
   58,363.50x = 91,191 × 91,191
4. Step 4: Simplify right side
   58,363.50x = 8,315,798,481
5. Step 5: Solve for x
   x = 8,315,798,481/58,363.50
6. Step 6: Final answer
   x = 142,482.86