Finding the Third Proportional to 64,596 and 94,639.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,596 : 94,639.50 = 94,639.50 : x
2. Step 2: Convert to fraction form
   64,596/94,639.50 = 94,639.50/x
3. Step 3: Cross multiply
   64,596x = 94,639.50 × 94,639.50
4. Step 4: Simplify right side
   64,596x = 8,956,634,960.25
5. Step 5: Solve for x
   x = 8,956,634,960.25/64,596
6. Step 6: Final answer
   x = 138,656.19