Finding the Fourth Proportional to 19,666,111.83, 27,139,348.11 and 10,964,826.15

Step by Step Solution

1. Step 1: Write the proportion equation
   19,666,111.83 : 27,139,348.11 = 10,964,826.15 : x
2. Step 2: Convert to fraction form
   19,666,111.83/27,139,348.11 = 10,964,826.15/x
3. Step 3: Cross multiply
   19,666,111.83x = 27,139,348.11 × 10,964,826.15
4. Step 4: Simplify right side
   19,666,111.83x = 297,578,233,850,481.06
5. Step 5: Solve for x
   x = 297,578,233,850,481.06/19,666,111.83
6. Step 6: Final answer
   x = 15,131,523.53