Finding the Fourth Proportional to 19,605,890.56, 27,061,826.82 and 13,079,503.96

Step by Step Solution

1. Step 1: Write the proportion equation
   19,605,890.56 : 27,061,826.82 = 13,079,503.96 : x
2. Step 2: Convert to fraction form
   19,605,890.56/27,061,826.82 = 13,079,503.96/x
3. Step 3: Cross multiply
   19,605,890.56x = 27,061,826.82 × 13,079,503.96
4. Step 4: Simplify right side
   19,605,890.56x = 353,955,271,057,024.25
5. Step 5: Solve for x
   x = 353,955,271,057,024.25/19,605,890.56
6. Step 6: Final answer
   x = 18,053,516.62