Finding the Third Proportional to 112,982 and 243,475

Step by Step Solution

1. Step 1: Write the proportion equation
   112,982 : 243,475 = 243,475 : x
2. Step 2: Convert to fraction form
   112,982/243,475 = 243,475/x
3. Step 3: Cross multiply
   112,982x = 243,475 × 243,475
4. Step 4: Simplify right side
   112,982x = 59,280,075,625
5. Step 5: Solve for x
   x = 59,280,075,625/112,982
6. Step 6: Final answer
   x = 524,686.02