Finding the Third Proportional to 36,708.19 and 70,498.69

Step by Step Solution

1. Step 1: Write the proportion equation
   36,708.19 : 70,498.69 = 70,498.69 : x
2. Step 2: Convert to fraction form
   36,708.19/70,498.69 = 70,498.69/x
3. Step 3: Cross multiply
   36,708.19x = 70,498.69 × 70,498.69
4. Step 4: Simplify right side
   36,708.19x = 4,970,064,939.22
5. Step 5: Solve for x
   x = 4,970,064,939.22/36,708.19
6. Step 6: Final answer
   x = 135,393.91