Finding the Third Proportional to 49,801.50 and 74,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,801.50 : 74,890.50 = 74,890.50 : x
2. Step 2: Convert to fraction form
   49,801.50/74,890.50 = 74,890.50/x
3. Step 3: Cross multiply
   49,801.50x = 74,890.50 × 74,890.50
4. Step 4: Simplify right side
   49,801.50x = 5,608,586,990.25
5. Step 5: Solve for x
   x = 5,608,586,990.25/49,801.50
6. Step 6: Final answer
   x = 112,618.84