Finding the Third Proportional to 271,410 and 580,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,410 : 580,091.50 = 580,091.50 : x
2. Step 2: Convert to fraction form
   271,410/580,091.50 = 580,091.50/x
3. Step 3: Cross multiply
   271,410x = 580,091.50 × 580,091.50
4. Step 4: Simplify right side
   271,410x = 336,506,148,372.25
5. Step 5: Solve for x
   x = 336,506,148,372.25/271,410
6. Step 6: Final answer
   x = 1,239,844.33