Finding the Third Proportional to 62,483.70 and 89,289.21

Step by Step Solution

1. Step 1: Write the proportion equation
   62,483.70 : 89,289.21 = 89,289.21 : x
2. Step 2: Convert to fraction form
   62,483.70/89,289.21 = 89,289.21/x
3. Step 3: Cross multiply
   62,483.70x = 89,289.21 × 89,289.21
4. Step 4: Simplify right side
   62,483.70x = 7,972,563,189.84
5. Step 5: Solve for x
   x = 7,972,563,189.84/62,483.70
6. Step 6: Final answer
   x = 127,594.30