Finding the Third Proportional to 45,790 and 70,863

Step by Step Solution

1. Step 1: Write the proportion equation
   45,790 : 70,863 = 70,863 : x
2. Step 2: Convert to fraction form
   45,790/70,863 = 70,863/x
3. Step 3: Cross multiply
   45,790x = 70,863 × 70,863
4. Step 4: Simplify right side
   45,790x = 5,021,564,769
5. Step 5: Solve for x
   x = 5,021,564,769/45,790
6. Step 6: Final answer
   x = 109,665.10