Finding the Third Proportional to 45,099 and 64,101.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,099 : 64,101.50 = 64,101.50 : x
2. Step 2: Convert to fraction form
   45,099/64,101.50 = 64,101.50/x
3. Step 3: Cross multiply
   45,099x = 64,101.50 × 64,101.50
4. Step 4: Simplify right side
   45,099x = 4,109,002,302.25
5. Step 5: Solve for x
   x = 4,109,002,302.25/45,099
6. Step 6: Final answer
   x = 91,110.72