Finding the Third Proportional to 542,410 and 1,166,453

Step by Step Solution

1. Step 1: Write the proportion equation
   542,410 : 1,166,453 = 1,166,453 : x
2. Step 2: Convert to fraction form
   542,410/1,166,453 = 1,166,453/x
3. Step 3: Cross multiply
   542,410x = 1,166,453 × 1,166,453
4. Step 4: Simplify right side
   542,410x = 1,360,612,601,209
5. Step 5: Solve for x
   x = 1,360,612,601,209/542,410
6. Step 6: Final answer
   x = 2,508,457.81