Finding the Third Proportional to 49,447.13 and 70,012.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,447.13 : 70,012.69 = 70,012.69 : x
2. Step 2: Convert to fraction form
   49,447.13/70,012.69 = 70,012.69/x
3. Step 3: Cross multiply
   49,447.13x = 70,012.69 × 70,012.69
4. Step 4: Simplify right side
   49,447.13x = 4,901,776,410.97
5. Step 5: Solve for x
   x = 4,901,776,410.97/49,447.13
6. Step 6: Final answer
   x = 99,131.68