Finding the Fourth Proportional to 11,826,105.45, 17,739,158.18 and 10,550,647.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,826,105.45 : 17,739,158.18 = 10,550,647.05 : x
2. Step 2: Convert to fraction form
   11,826,105.45/17,739,158.18 = 10,550,647.05/x
3. Step 3: Cross multiply
   11,826,105.45x = 17,739,158.18 × 10,550,647.05
4. Step 4: Simplify right side
   11,826,105.45x = 187,159,596,868,547.16
5. Step 5: Solve for x
   x = 187,159,596,868,547.16/11,826,105.45
6. Step 6: Final answer
   x = 15,825,970.58