Finding the Third Proportional to 194,136 and 415,260.25

Step by Step Solution

1. Step 1: Write the proportion equation
   194,136 : 415,260.25 = 415,260.25 : x
2. Step 2: Convert to fraction form
   194,136/415,260.25 = 415,260.25/x
3. Step 3: Cross multiply
   194,136x = 415,260.25 × 415,260.25
4. Step 4: Simplify right side
   194,136x = 172,441,075,230.06
5. Step 5: Solve for x
   x = 172,441,075,230.06/194,136
6. Step 6: Final answer
   x = 888,248.83