Finding the Third Proportional to 37,773 and 55,615.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,773 : 55,615.50 = 55,615.50 : x
2. Step 2: Convert to fraction form
   37,773/55,615.50 = 55,615.50/x
3. Step 3: Cross multiply
   37,773x = 55,615.50 × 55,615.50
4. Step 4: Simplify right side
   37,773x = 3,093,083,840.25
5. Step 5: Solve for x
   x = 3,093,083,840.25/37,773
6. Step 6: Final answer
   x = 81,886.10