Finding the Third Proportional to 34,573.50 and 55,039.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,573.50 : 55,039.50 = 55,039.50 : x
2. Step 2: Convert to fraction form
   34,573.50/55,039.50 = 55,039.50/x
3. Step 3: Cross multiply
   34,573.50x = 55,039.50 × 55,039.50
4. Step 4: Simplify right side
   34,573.50x = 3,029,346,560.25
5. Step 5: Solve for x
   x = 3,029,346,560.25/34,573.50
6. Step 6: Final answer
   x = 87,620.48