Finding the Third Proportional to 34,809.19 and 71,462.81

Step by Step Solution

1. Step 1: Write the proportion equation
   34,809.19 : 71,462.81 = 71,462.81 : x
2. Step 2: Convert to fraction form
   34,809.19/71,462.81 = 71,462.81/x
3. Step 3: Cross multiply
   34,809.19x = 71,462.81 × 71,462.81
4. Step 4: Simplify right side
   34,809.19x = 5,106,933,570.41
5. Step 5: Solve for x
   x = 5,106,933,570.41/34,809.19
6. Step 6: Final answer
   x = 146,712.23