Finding the Third Proportional to 931,218 and 2,045,328

Step by Step Solution

1. Step 1: Write the proportion equation
   931,218 : 2,045,328 = 2,045,328 : x
2. Step 2: Convert to fraction form
   931,218/2,045,328 = 2,045,328/x
3. Step 3: Cross multiply
   931,218x = 2,045,328 × 2,045,328
4. Step 4: Simplify right side
   931,218x = 4,183,366,627,584
5. Step 5: Solve for x
   x = 4,183,366,627,584/931,218
6. Step 6: Final answer
   x = 4,492,360.14