Finding the Third Proportional to 30,153.94 and 45,538.03

Step by Step Solution

1. Step 1: Write the proportion equation
   30,153.94 : 45,538.03 = 45,538.03 : x
2. Step 2: Convert to fraction form
   30,153.94/45,538.03 = 45,538.03/x
3. Step 3: Cross multiply
   30,153.94x = 45,538.03 × 45,538.03
4. Step 4: Simplify right side
   30,153.94x = 2,073,712,290.13
5. Step 5: Solve for x
   x = 2,073,712,290.13/30,153.94
6. Step 6: Final answer
   x = 68,770.86