Finding the Third Proportional to 65,903.06 and 99,778.69

Step by Step Solution

1. Step 1: Write the proportion equation
   65,903.06 : 99,778.69 = 99,778.69 : x
2. Step 2: Convert to fraction form
   65,903.06/99,778.69 = 99,778.69/x
3. Step 3: Cross multiply
   65,903.06x = 99,778.69 × 99,778.69
4. Step 4: Simplify right side
   65,903.06x = 9,955,786,479.22
5. Step 5: Solve for x
   x = 9,955,786,479.22/65,903.06
6. Step 6: Final answer
   x = 151,067.13