Finding the Third Proportional to 162,840 and 243,032

Step by Step Solution

1. Step 1: Write the proportion equation
   162,840 : 243,032 = 243,032 : x
2. Step 2: Convert to fraction form
   162,840/243,032 = 243,032/x
3. Step 3: Cross multiply
   162,840x = 243,032 × 243,032
4. Step 4: Simplify right side
   162,840x = 59,064,553,024
5. Step 5: Solve for x
   x = 59,064,553,024/162,840
6. Step 6: Final answer
   x = 362,715.26