Finding the Third Proportional to 443,088 and 912,192

Step by Step Solution

1. Step 1: Write the proportion equation
   443,088 : 912,192 = 912,192 : x
2. Step 2: Convert to fraction form
   443,088/912,192 = 912,192/x
3. Step 3: Cross multiply
   443,088x = 912,192 × 912,192
4. Step 4: Simplify right side
   443,088x = 832,094,244,864
5. Step 5: Solve for x
   x = 832,094,244,864/443,088
6. Step 6: Final answer
   x = 1,877,943.53