Finding the Third Proportional to 456,264 and 1,056,221

Step by Step Solution

1. Step 1: Write the proportion equation
   456,264 : 1,056,221 = 1,056,221 : x
2. Step 2: Convert to fraction form
   456,264/1,056,221 = 1,056,221/x
3. Step 3: Cross multiply
   456,264x = 1,056,221 × 1,056,221
4. Step 4: Simplify right side
   456,264x = 1,115,602,800,841
5. Step 5: Solve for x
   x = 1,115,602,800,841/456,264
6. Step 6: Final answer
   x = 2,445,081.80