Finding the Third Proportional to 58,747.50 and 89,500.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,747.50 : 89,500.50 = 89,500.50 : x
2. Step 2: Convert to fraction form
   58,747.50/89,500.50 = 89,500.50/x
3. Step 3: Cross multiply
   58,747.50x = 89,500.50 × 89,500.50
4. Step 4: Simplify right side
   58,747.50x = 8,010,339,500.25
5. Step 5: Solve for x
   x = 8,010,339,500.25/58,747.50
6. Step 6: Final answer
   x = 136,352.01