Finding the Third Proportional to 28,098 and 42,122.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,098 : 42,122.25 = 42,122.25 : x
2. Step 2: Convert to fraction form
   28,098/42,122.25 = 42,122.25/x
3. Step 3: Cross multiply
   28,098x = 42,122.25 × 42,122.25
4. Step 4: Simplify right side
   28,098x = 1,774,283,945.06
5. Step 5: Solve for x
   x = 1,774,283,945.06/28,098
6. Step 6: Final answer
   x = 63,146.27