Finding the Third Proportional to 43,865.30 and 70,638.96

Step by Step Solution

1. Step 1: Write the proportion equation
   43,865.30 : 70,638.96 = 70,638.96 : x
2. Step 2: Convert to fraction form
   43,865.30/70,638.96 = 70,638.96/x
3. Step 3: Cross multiply
   43,865.30x = 70,638.96 × 70,638.96
4. Step 4: Simplify right side
   43,865.30x = 4,989,862,802.33
5. Step 5: Solve for x
   x = 4,989,862,802.33/43,865.30
6. Step 6: Final answer
   x = 113,754.22