Finding the Third Proportional to 191,840 and 448,076

Step by Step Solution

1. Step 1: Write the proportion equation
   191,840 : 448,076 = 448,076 : x
2. Step 2: Convert to fraction form
   191,840/448,076 = 448,076/x
3. Step 3: Cross multiply
   191,840x = 448,076 × 448,076
4. Step 4: Simplify right side
   191,840x = 200,772,101,776
5. Step 5: Solve for x
   x = 200,772,101,776/191,840
6. Step 6: Final answer
   x = 1,046,560.16