Finding the Fourth Proportional to 25,677,161.34, 35,434,910.78 and 13,916,805.31

Step by Step Solution

1. Step 1: Write the proportion equation
   25,677,161.34 : 35,434,910.78 = 13,916,805.31 : x
2. Step 2: Convert to fraction form
   25,677,161.34/35,434,910.78 = 13,916,805.31/x
3. Step 3: Cross multiply
   25,677,161.34x = 35,434,910.78 × 13,916,805.31
4. Step 4: Simplify right side
   25,677,161.34x = 493,140,754,607,645.94
5. Step 5: Solve for x
   x = 493,140,754,607,645.94/25,677,161.34
6. Step 6: Final answer
   x = 19,205,423.37