Finding the Third Proportional to 45,102 and 64,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,102 : 64,108.50 = 64,108.50 : x
2. Step 2: Convert to fraction form
   45,102/64,108.50 = 64,108.50/x
3. Step 3: Cross multiply
   45,102x = 64,108.50 × 64,108.50
4. Step 4: Simplify right side
   45,102x = 4,109,899,772.25
5. Step 5: Solve for x
   x = 4,109,899,772.25/45,102
6. Step 6: Final answer
   x = 91,124.56