Finding the Fourth Proportional to 10,689,940.50, 16,037,584.35 and 3,116,906.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,689,940.50 : 16,037,584.35 = 3,116,906.25 : x
2. Step 2: Convert to fraction form
   10,689,940.50/16,037,584.35 = 3,116,906.25/x
3. Step 3: Cross multiply
   10,689,940.50x = 16,037,584.35 × 3,116,906.25
4. Step 4: Simplify right side
   10,689,940.50x = 49,987,646,895,417.19
5. Step 5: Solve for x
   x = 49,987,646,895,417.19/10,689,940.50
6. Step 6: Final answer
   x = 4,676,138.93