Finding the Third Proportional to 64,827 and 86,161.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,827 : 86,161.50 = 86,161.50 : x
2. Step 2: Convert to fraction form
   64,827/86,161.50 = 86,161.50/x
3. Step 3: Cross multiply
   64,827x = 86,161.50 × 86,161.50
4. Step 4: Simplify right side
   64,827x = 7,423,804,082.25
5. Step 5: Solve for x
   x = 7,423,804,082.25/64,827
6. Step 6: Final answer
   x = 114,517.16