Finding the Third Proportional to 155,471.63 and 339,084

Step by Step Solution

1. Step 1: Write the proportion equation
   155,471.63 : 339,084 = 339,084 : x
2. Step 2: Convert to fraction form
   155,471.63/339,084 = 339,084/x
3. Step 3: Cross multiply
   155,471.63x = 339,084 × 339,084
4. Step 4: Simplify right side
   155,471.63x = 114,977,959,056
5. Step 5: Solve for x
   x = 114,977,959,056/155,471.63
6. Step 6: Final answer
   x = 739,543.05