Finding the Third Proportional to 73,070 and 99,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,070 : 99,020.50 = 99,020.50 : x
2. Step 2: Convert to fraction form
   73,070/99,020.50 = 99,020.50/x
3. Step 3: Cross multiply
   73,070x = 99,020.50 × 99,020.50
4. Step 4: Simplify right side
   73,070x = 9,805,059,420.25
5. Step 5: Solve for x
   x = 9,805,059,420.25/73,070
6. Step 6: Final answer
   x = 134,187.21