Finding the Third Proportional to 121,090.50 and 188,994

Step by Step Solution

1. Step 1: Write the proportion equation
   121,090.50 : 188,994 = 188,994 : x
2. Step 2: Convert to fraction form
   121,090.50/188,994 = 188,994/x
3. Step 3: Cross multiply
   121,090.50x = 188,994 × 188,994
4. Step 4: Simplify right side
   121,090.50x = 35,718,732,036
5. Step 5: Solve for x
   x = 35,718,732,036/121,090.50
6. Step 6: Final answer
   x = 294,975.51