Finding the Third Proportional to 36,389.25 and 55,240.31

Step by Step Solution

1. Step 1: Write the proportion equation
   36,389.25 : 55,240.31 = 55,240.31 : x
2. Step 2: Convert to fraction form
   36,389.25/55,240.31 = 55,240.31/x
3. Step 3: Cross multiply
   36,389.25x = 55,240.31 × 55,240.31
4. Step 4: Simplify right side
   36,389.25x = 3,051,492,125.10
5. Step 5: Solve for x
   x = 3,051,492,125.10/36,389.25
6. Step 6: Final answer
   x = 83,856.97