Finding the Third Proportional to 46,980.42 and 63,828.21

Step by Step Solution

1. Step 1: Write the proportion equation
   46,980.42 : 63,828.21 = 63,828.21 : x
2. Step 2: Convert to fraction form
   46,980.42/63,828.21 = 63,828.21/x
3. Step 3: Cross multiply
   46,980.42x = 63,828.21 × 63,828.21
4. Step 4: Simplify right side
   46,980.42x = 4,074,040,511.48
5. Step 5: Solve for x
   x = 4,074,040,511.48/46,980.42
6. Step 6: Final answer
   x = 86,717.84