Finding the Third Proportional to 381,604 and 604,116

Step by Step Solution

1. Step 1: Write the proportion equation
   381,604 : 604,116 = 604,116 : x
2. Step 2: Convert to fraction form
   381,604/604,116 = 604,116/x
3. Step 3: Cross multiply
   381,604x = 604,116 × 604,116
4. Step 4: Simplify right side
   381,604x = 364,956,141,456
5. Step 5: Solve for x
   x = 364,956,141,456/381,604
6. Step 6: Final answer
   x = 956,373.99