Finding the Third Proportional to 56,150.50 and 84,453.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,150.50 : 84,453.50 = 84,453.50 : x
2. Step 2: Convert to fraction form
   56,150.50/84,453.50 = 84,453.50/x
3. Step 3: Cross multiply
   56,150.50x = 84,453.50 × 84,453.50
4. Step 4: Simplify right side
   56,150.50x = 7,132,393,662.25
5. Step 5: Solve for x
   x = 7,132,393,662.25/56,150.50
6. Step 6: Final answer
   x = 127,022.80