Finding the Fourth Proportional to 19,665,550.10, 27,129,849.78 and 18,753,796.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,665,550.10 : 27,129,849.78 = 18,753,796.63 : x
2. Step 2: Convert to fraction form
   19,665,550.10/27,129,849.78 = 18,753,796.63/x
3. Step 3: Cross multiply
   19,665,550.10x = 27,129,849.78 × 18,753,796.63
4. Step 4: Simplify right side
   19,665,550.10x = 508,787,685,147,152
5. Step 5: Solve for x
   x = 508,787,685,147,152/19,665,550.10
6. Step 6: Final answer
   x = 25,872,029.14