Finding the Third Proportional to 47,388 and 63,589.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,388 : 63,589.50 = 63,589.50 : x
2. Step 2: Convert to fraction form
   47,388/63,589.50 = 63,589.50/x
3. Step 3: Cross multiply
   47,388x = 63,589.50 × 63,589.50
4. Step 4: Simplify right side
   47,388x = 4,043,624,510.25
5. Step 5: Solve for x
   x = 4,043,624,510.25/47,388
6. Step 6: Final answer
   x = 85,330.14