Finding the Third Proportional to 28,542 and 45,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,542 : 45,580.50 = 45,580.50 : x
2. Step 2: Convert to fraction form
   28,542/45,580.50 = 45,580.50/x
3. Step 3: Cross multiply
   28,542x = 45,580.50 × 45,580.50
4. Step 4: Simplify right side
   28,542x = 2,077,581,980.25
5. Step 5: Solve for x
   x = 2,077,581,980.25/28,542
6. Step 6: Final answer
   x = 72,790.34