Finding the Third Proportional to 43,114.78 and 64,406.67

Step by Step Solution

1. Step 1: Write the proportion equation
   43,114.78 : 64,406.67 = 64,406.67 : x
2. Step 2: Convert to fraction form
   43,114.78/64,406.67 = 64,406.67/x
3. Step 3: Cross multiply
   43,114.78x = 64,406.67 × 64,406.67
4. Step 4: Simplify right side
   43,114.78x = 4,148,219,382.01
5. Step 5: Solve for x
   x = 4,148,219,382.01/43,114.78
6. Step 6: Final answer
   x = 96,213.39