Finding the Third Proportional to 64,043 and 102,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,043 : 102,897.50 = 102,897.50 : x
2. Step 2: Convert to fraction form
   64,043/102,897.50 = 102,897.50/x
3. Step 3: Cross multiply
   64,043x = 102,897.50 × 102,897.50
4. Step 4: Simplify right side
   64,043x = 10,587,895,506.25
5. Step 5: Solve for x
   x = 10,587,895,506.25/64,043
6. Step 6: Final answer
   x = 165,324.79