Finding the Third Proportional to 578,484 and 1,185,156

Step by Step Solution

1. Step 1: Write the proportion equation
   578,484 : 1,185,156 = 1,185,156 : x
2. Step 2: Convert to fraction form
   578,484/1,185,156 = 1,185,156/x
3. Step 3: Cross multiply
   578,484x = 1,185,156 × 1,185,156
4. Step 4: Simplify right side
   578,484x = 1,404,594,744,336
5. Step 5: Solve for x
   x = 1,404,594,744,336/578,484
6. Step 6: Final answer
   x = 2,428,061.53