Finding the Third Proportional to 60,549.50 and 90,844.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,549.50 : 90,844.50 = 90,844.50 : x
2. Step 2: Convert to fraction form
   60,549.50/90,844.50 = 90,844.50/x
3. Step 3: Cross multiply
   60,549.50x = 90,844.50 × 90,844.50
4. Step 4: Simplify right side
   60,549.50x = 8,252,723,180.25
5. Step 5: Solve for x
   x = 8,252,723,180.25/60,549.50
6. Step 6: Final answer
   x = 136,297.13