Finding the Fourth Proportional to 13,193,007.69, 19,789,231.28 and 3,608,386.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,193,007.69 : 19,789,231.28 = 3,608,386.23 : x
2. Step 2: Convert to fraction form
   13,193,007.69/19,789,231.28 = 3,608,386.23/x
3. Step 3: Cross multiply
   13,193,007.69x = 19,789,231.28 × 3,608,386.23
4. Step 4: Simplify right side
   13,193,007.69x = 71,407,189,634,995.34
5. Step 5: Solve for x
   x = 71,407,189,634,995.34/13,193,007.69
6. Step 6: Final answer
   x = 5,412,502.69