Finding the Third Proportional to 191,232 and 415,632

Step by Step Solution

1. Step 1: Write the proportion equation
   191,232 : 415,632 = 415,632 : x
2. Step 2: Convert to fraction form
   191,232/415,632 = 415,632/x
3. Step 3: Cross multiply
   191,232x = 415,632 × 415,632
4. Step 4: Simplify right side
   191,232x = 172,749,959,424
5. Step 5: Solve for x
   x = 172,749,959,424/191,232
6. Step 6: Final answer
   x = 903,352.78