Finding the Third Proportional to 342,076 and 536,610

Step by Step Solution

1. Step 1: Write the proportion equation
   342,076 : 536,610 = 536,610 : x
2. Step 2: Convert to fraction form
   342,076/536,610 = 536,610/x
3. Step 3: Cross multiply
   342,076x = 536,610 × 536,610
4. Step 4: Simplify right side
   342,076x = 287,950,292,100
5. Step 5: Solve for x
   x = 287,950,292,100/342,076
6. Step 6: Final answer
   x = 841,772.86