Finding the Third Proportional to 39,381 and 58,453.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,381 : 58,453.50 = 58,453.50 : x
2. Step 2: Convert to fraction form
   39,381/58,453.50 = 58,453.50/x
3. Step 3: Cross multiply
   39,381x = 58,453.50 × 58,453.50
4. Step 4: Simplify right side
   39,381x = 3,416,811,662.25
5. Step 5: Solve for x
   x = 3,416,811,662.25/39,381
6. Step 6: Final answer
   x = 86,762.95