Finding the Third Proportional to 39,886.50 and 85,052.63

Step by Step Solution

1. Step 1: Write the proportion equation
   39,886.50 : 85,052.63 = 85,052.63 : x
2. Step 2: Convert to fraction form
   39,886.50/85,052.63 = 85,052.63/x
3. Step 3: Cross multiply
   39,886.50x = 85,052.63 × 85,052.63
4. Step 4: Simplify right side
   39,886.50x = 7,233,949,019.39
5. Step 5: Solve for x
   x = 7,233,949,019.39/39,886.50
6. Step 6: Final answer
   x = 181,363.34