Finding the Third Proportional to 1,306,886 and 2,830,969

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,886 : 2,830,969 = 2,830,969 : x
2. Step 2: Convert to fraction form
   1,306,886/2,830,969 = 2,830,969/x
3. Step 3: Cross multiply
   1,306,886x = 2,830,969 × 2,830,969
4. Step 4: Simplify right side
   1,306,886x = 8,014,385,478,961
5. Step 5: Solve for x
   x = 8,014,385,478,961/1,306,886
6. Step 6: Final answer
   x = 6,132,428.90