Finding the Third Proportional to 28,539.69 and 45,577.03

Step by Step Solution

1. Step 1: Write the proportion equation
   28,539.69 : 45,577.03 = 45,577.03 : x
2. Step 2: Convert to fraction form
   28,539.69/45,577.03 = 45,577.03/x
3. Step 3: Cross multiply
   28,539.69x = 45,577.03 × 45,577.03
4. Step 4: Simplify right side
   28,539.69x = 2,077,265,777.56
5. Step 5: Solve for x
   x = 2,077,265,777.56/28,539.69
6. Step 6: Final answer
   x = 72,785.16