Finding the Third Proportional to 67,899.52 and 105,731.58

Step by Step Solution

1. Step 1: Write the proportion equation
   67,899.52 : 105,731.58 = 105,731.58 : x
2. Step 2: Convert to fraction form
   67,899.52/105,731.58 = 105,731.58/x
3. Step 3: Cross multiply
   67,899.52x = 105,731.58 × 105,731.58
4. Step 4: Simplify right side
   67,899.52x = 11,179,166,612.80
5. Step 5: Solve for x
   x = 11,179,166,612.80/67,899.52
6. Step 6: Final answer
   x = 164,642.80