Finding the Third Proportional to 28,054 and 42,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,054 : 42,553.50 = 42,553.50 : x
2. Step 2: Convert to fraction form
   28,054/42,553.50 = 42,553.50/x
3. Step 3: Cross multiply
   28,054x = 42,553.50 × 42,553.50
4. Step 4: Simplify right side
   28,054x = 1,810,800,362.25
5. Step 5: Solve for x
   x = 1,810,800,362.25/28,054
6. Step 6: Final answer
   x = 64,546.96