Finding the Third Proportional to 199,699,558,724.25 and 427,674,849,196.48

Step by Step Solution

1. Step 1: Write the proportion equation
   199,699,558,724.25 : 427,674,849,196.48 = 427,674,849,196.48 : x
2. Step 2: Convert to fraction form
   199,699,558,724.25/427,674,849,196.48 = 427,674,849,196.48/x
3. Step 3: Cross multiply
   199,699,558,724.25x = 427,674,849,196.48 × 427,674,849,196.48
4. Step 4: Simplify right side
   199,699,558,724.25x = 182,905,776,635,231,904,727,040
5. Step 5: Solve for x
   x = 182,905,776,635,231,904,727,040/199,699,558,724.25
6. Step 6: Final answer
   x = 915,904,761,150.69