Finding the Third Proportional to 588,076 and 864,884

Step by Step Solution

1. Step 1: Write the proportion equation
   588,076 : 864,884 = 864,884 : x
2. Step 2: Convert to fraction form
   588,076/864,884 = 864,884/x
3. Step 3: Cross multiply
   588,076x = 864,884 × 864,884
4. Step 4: Simplify right side
   588,076x = 748,024,333,456
5. Step 5: Solve for x
   x = 748,024,333,456/588,076
6. Step 6: Final answer
   x = 1,271,985.82