Finding the Third Proportional to 37,669.50 and 56,990.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,669.50 : 56,990.25 = 56,990.25 : x
2. Step 2: Convert to fraction form
   37,669.50/56,990.25 = 56,990.25/x
3. Step 3: Cross multiply
   37,669.50x = 56,990.25 × 56,990.25
4. Step 4: Simplify right side
   37,669.50x = 3,247,888,595.06
5. Step 5: Solve for x
   x = 3,247,888,595.06/37,669.50
6. Step 6: Final answer
   x = 86,220.65