Finding the Third Proportional to 15,315.75 and 37,116.56

Step by Step Solution

1. Step 1: Write the proportion equation
   15,315.75 : 37,116.56 = 37,116.56 : x
2. Step 2: Convert to fraction form
   15,315.75/37,116.56 = 37,116.56/x
3. Step 3: Cross multiply
   15,315.75x = 37,116.56 × 37,116.56
4. Step 4: Simplify right side
   15,315.75x = 1,377,639,211.82
5. Step 5: Solve for x
   x = 1,377,639,211.82/15,315.75
6. Step 6: Final answer
   x = 89,949.18