Finding the Third Proportional to 70,677 and 105,979.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,677 : 105,979.50 = 105,979.50 : x
2. Step 2: Convert to fraction form
   70,677/105,979.50 = 105,979.50/x
3. Step 3: Cross multiply
   70,677x = 105,979.50 × 105,979.50
4. Step 4: Simplify right side
   70,677x = 11,231,654,420.25
5. Step 5: Solve for x
   x = 11,231,654,420.25/70,677
6. Step 6: Final answer
   x = 158,915.27