Finding the Third Proportional to 359,496 and 550,152

Step by Step Solution

1. Step 1: Write the proportion equation
   359,496 : 550,152 = 550,152 : x
2. Step 2: Convert to fraction form
   359,496/550,152 = 550,152/x
3. Step 3: Cross multiply
   359,496x = 550,152 × 550,152
4. Step 4: Simplify right side
   359,496x = 302,667,223,104
5. Step 5: Solve for x
   x = 302,667,223,104/359,496
6. Step 6: Final answer
   x = 841,920.98