Finding the Third Proportional to 43,869.94 and 70,649.72

Step by Step Solution

1. Step 1: Write the proportion equation
   43,869.94 : 70,649.72 = 70,649.72 : x
2. Step 2: Convert to fraction form
   43,869.94/70,649.72 = 70,649.72/x
3. Step 3: Cross multiply
   43,869.94x = 70,649.72 × 70,649.72
4. Step 4: Simplify right side
   43,869.94x = 4,991,382,759.45
5. Step 5: Solve for x
   x = 4,991,382,759.45/43,869.94
6. Step 6: Final answer
   x = 113,776.84