Finding the Third Proportional to 43,078.50 and 64,359.56

Step by Step Solution

1. Step 1: Write the proportion equation
   43,078.50 : 64,359.56 = 64,359.56 : x
2. Step 2: Convert to fraction form
   43,078.50/64,359.56 = 64,359.56/x
3. Step 3: Cross multiply
   43,078.50x = 64,359.56 × 64,359.56
4. Step 4: Simplify right side
   43,078.50x = 4,142,153,285.19
5. Step 5: Solve for x
   x = 4,142,153,285.19/43,078.50
6. Step 6: Final answer
   x = 96,153.61