Finding the Fourth Proportional to 23,185,109.36, 34,944,315.15 and 19,985,268.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,185,109.36 : 34,944,315.15 = 19,985,268.35 : x
2. Step 2: Convert to fraction form
   23,185,109.36/34,944,315.15 = 19,985,268.35/x
3. Step 3: Cross multiply
   23,185,109.36x = 34,944,315.15 × 19,985,268.35
4. Step 4: Simplify right side
   23,185,109.36x = 698,371,515,579,720.50
5. Step 5: Solve for x
   x = 698,371,515,579,720.50/23,185,109.36
6. Step 6: Final answer
   x = 30,121,553.65