Finding the Third Proportional to 61,611.50 and 92,855.25

Step by Step Solution

1. Step 1: Write the proportion equation
   61,611.50 : 92,855.25 = 92,855.25 : x
2. Step 2: Convert to fraction form
   61,611.50/92,855.25 = 92,855.25/x
3. Step 3: Cross multiply
   61,611.50x = 92,855.25 × 92,855.25
4. Step 4: Simplify right side
   61,611.50x = 8,622,097,452.56
5. Step 5: Solve for x
   x = 8,622,097,452.56/61,611.50
6. Step 6: Final answer
   x = 139,942.99