Finding the Fourth Proportional to 19,144,464.48, 26,419,443.12 and 10,442,826.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,144,464.48 : 26,419,443.12 = 10,442,826.72 : x
2. Step 2: Convert to fraction form
   19,144,464.48/26,419,443.12 = 10,442,826.72/x
3. Step 3: Cross multiply
   19,144,464.48x = 26,419,443.12 × 10,442,826.72
4. Step 4: Simplify right side
   19,144,464.48x = 275,893,666,541,056.19
5. Step 5: Solve for x
   x = 275,893,666,541,056.19/19,144,464.48
6. Step 6: Final answer
   x = 14,411,145.68