Finding the Third Proportional to 55,528.50 and 89,425.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,528.50 : 89,425.50 = 89,425.50 : x
2. Step 2: Convert to fraction form
   55,528.50/89,425.50 = 89,425.50/x
3. Step 3: Cross multiply
   55,528.50x = 89,425.50 × 89,425.50
4. Step 4: Simplify right side
   55,528.50x = 7,996,920,050.25
5. Step 5: Solve for x
   x = 7,996,920,050.25/55,528.50
6. Step 6: Final answer
   x = 144,014.70