Finding the Third Proportional to 43,384.50 and 64,905.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,384.50 : 64,905.75 = 64,905.75 : x
2. Step 2: Convert to fraction form
   43,384.50/64,905.75 = 64,905.75/x
3. Step 3: Cross multiply
   43,384.50x = 64,905.75 × 64,905.75
4. Step 4: Simplify right side
   43,384.50x = 4,212,756,383.06
5. Step 5: Solve for x
   x = 4,212,756,383.06/43,384.50
6. Step 6: Final answer
   x = 97,102.80