Finding the Third Proportional to 92,979 and 190,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,979 : 190,858.50 = 190,858.50 : x
2. Step 2: Convert to fraction form
   92,979/190,858.50 = 190,858.50/x
3. Step 3: Cross multiply
   92,979x = 190,858.50 × 190,858.50
4. Step 4: Simplify right side
   92,979x = 36,426,967,022.25
5. Step 5: Solve for x
   x = 36,426,967,022.25/92,979
6. Step 6: Final answer
   x = 391,776.28