Finding the Third Proportional to 52,615 and 78,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,615 : 78,982.50 = 78,982.50 : x
2. Step 2: Convert to fraction form
   52,615/78,982.50 = 78,982.50/x
3. Step 3: Cross multiply
   52,615x = 78,982.50 × 78,982.50
4. Step 4: Simplify right side
   52,615x = 6,238,235,306.25
5. Step 5: Solve for x
   x = 6,238,235,306.25/52,615
6. Step 6: Final answer
   x = 118,563.82