Finding the Third Proportional to 38,963.53 and 87,836.91

Step by Step Solution

1. Step 1: Write the proportion equation
   38,963.53 : 87,836.91 = 87,836.91 : x
2. Step 2: Convert to fraction form
   38,963.53/87,836.91 = 87,836.91/x
3. Step 3: Cross multiply
   38,963.53x = 87,836.91 × 87,836.91
4. Step 4: Simplify right side
   38,963.53x = 7,715,322,099.57
5. Step 5: Solve for x
   x = 7,715,322,099.57/38,963.53
6. Step 6: Final answer
   x = 198,013.93