Finding the Third Proportional to 30,474 and 45,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,474 : 45,553.50 = 45,553.50 : x
2. Step 2: Convert to fraction form
   30,474/45,553.50 = 45,553.50/x
3. Step 3: Cross multiply
   30,474x = 45,553.50 × 45,553.50
4. Step 4: Simplify right side
   30,474x = 2,075,121,362.25
5. Step 5: Solve for x
   x = 2,075,121,362.25/30,474
6. Step 6: Final answer
   x = 68,094.81