Finding the Fourth Proportional to 39,240,136, 58,843,028.76 and 19,797,399.82

Step by Step Solution

1. Step 1: Write the proportion equation
   39,240,136 : 58,843,028.76 = 19,797,399.82 : x
2. Step 2: Convert to fraction form
   39,240,136/58,843,028.76 = 19,797,399.82/x
3. Step 3: Cross multiply
   39,240,136x = 58,843,028.76 × 19,797,399.82
4. Step 4: Simplify right side
   39,240,136x = 1,164,938,966,981,478.75
5. Step 5: Solve for x
   x = 1,164,938,966,981,478.75/39,240,136
6. Step 6: Final answer
   x = 29,687,434.49