Finding the Third Proportional to 194,219 and 262,406.50

Step by Step Solution

1. Step 1: Write the proportion equation
   194,219 : 262,406.50 = 262,406.50 : x
2. Step 2: Convert to fraction form
   194,219/262,406.50 = 262,406.50/x
3. Step 3: Cross multiply
   194,219x = 262,406.50 × 262,406.50
4. Step 4: Simplify right side
   194,219x = 68,857,171,242.25
5. Step 5: Solve for x
   x = 68,857,171,242.25/194,219
6. Step 6: Final answer
   x = 354,533.65