Finding the Third Proportional to 538,587 and 1,147,158

Step by Step Solution

1. Step 1: Write the proportion equation
   538,587 : 1,147,158 = 1,147,158 : x
2. Step 2: Convert to fraction form
   538,587/1,147,158 = 1,147,158/x
3. Step 3: Cross multiply
   538,587x = 1,147,158 × 1,147,158
4. Step 4: Simplify right side
   538,587x = 1,315,971,476,964
5. Step 5: Solve for x
   x = 1,315,971,476,964/538,587
6. Step 6: Final answer
   x = 2,443,377.72