Finding the Third Proportional to 47,167.31 and 99,781.88

Step by Step Solution

1. Step 1: Write the proportion equation
   47,167.31 : 99,781.88 = 99,781.88 : x
2. Step 2: Convert to fraction form
   47,167.31/99,781.88 = 99,781.88/x
3. Step 3: Cross multiply
   47,167.31x = 99,781.88 × 99,781.88
4. Step 4: Simplify right side
   47,167.31x = 9,956,422,578.52
5. Step 5: Solve for x
   x = 9,956,422,578.52/47,167.31
6. Step 6: Final answer
   x = 211,087.34