Finding the Third Proportional to 73,465 and 109,117.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,465 : 109,117.50 = 109,117.50 : x
2. Step 2: Convert to fraction form
   73,465/109,117.50 = 109,117.50/x
3. Step 3: Cross multiply
   73,465x = 109,117.50 × 109,117.50
4. Step 4: Simplify right side
   73,465x = 11,906,628,806.25
5. Step 5: Solve for x
   x = 11,906,628,806.25/73,465
6. Step 6: Final answer
   x = 162,072.13