Finding the Third Proportional to 287,325,249,111 and 404,103,739,313.25

Step by Step Solution

1. Step 1: Write the proportion equation
   287,325,249,111 : 404,103,739,313.25 = 404,103,739,313.25 : x
2. Step 2: Convert to fraction form
   287,325,249,111/404,103,739,313.25 = 404,103,739,313.25/x
3. Step 3: Cross multiply
   287,325,249,111x = 404,103,739,313.25 × 404,103,739,313.25
4. Step 4: Simplify right side
   287,325,249,111x = 163,299,832,126,951,099,727,872
5. Step 5: Solve for x
   x = 163,299,832,126,951,099,727,872/287,325,249,111
6. Step 6: Final answer
   x = 568,344,872,691.17