Finding the Third Proportional to 61,092 and 89,452.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,092 : 89,452.50 = 89,452.50 : x
2. Step 2: Convert to fraction form
   61,092/89,452.50 = 89,452.50/x
3. Step 3: Cross multiply
   61,092x = 89,452.50 × 89,452.50
4. Step 4: Simplify right side
   61,092x = 8,001,749,756.25
5. Step 5: Solve for x
   x = 8,001,749,756.25/61,092
6. Step 6: Final answer
   x = 130,978.68