Finding the Third Proportional to 61,501.50 and 90,065.25

Step by Step Solution

1. Step 1: Write the proportion equation
   61,501.50 : 90,065.25 = 90,065.25 : x
2. Step 2: Convert to fraction form
   61,501.50/90,065.25 = 90,065.25/x
3. Step 3: Cross multiply
   61,501.50x = 90,065.25 × 90,065.25
4. Step 4: Simplify right side
   61,501.50x = 8,111,749,257.56
5. Step 5: Solve for x
   x = 8,111,749,257.56/61,501.50
6. Step 6: Final answer
   x = 131,895.14