Finding the Third Proportional to 184,557 and 402,468

Step by Step Solution

1. Step 1: Write the proportion equation
   184,557 : 402,468 = 402,468 : x
2. Step 2: Convert to fraction form
   184,557/402,468 = 402,468/x
3. Step 3: Cross multiply
   184,557x = 402,468 × 402,468
4. Step 4: Simplify right side
   184,557x = 161,980,491,024
5. Step 5: Solve for x
   x = 161,980,491,024/184,557
6. Step 6: Final answer
   x = 877,671.89