Finding the Third Proportional to 547,680 and 1,185,216

Step by Step Solution

1. Step 1: Write the proportion equation
   547,680 : 1,185,216 = 1,185,216 : x
2. Step 2: Convert to fraction form
   547,680/1,185,216 = 1,185,216/x
3. Step 3: Cross multiply
   547,680x = 1,185,216 × 1,185,216
4. Step 4: Simplify right side
   547,680x = 1,404,736,966,656
5. Step 5: Solve for x
   x = 1,404,736,966,656/547,680
6. Step 6: Final answer
   x = 2,564,886.37