Finding the Fourth Proportional to 49,491.34, 74,243.69 and 14,430.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,491.34 : 74,243.69 = 14,430.69 : x
2. Step 2: Convert to fraction form
   49,491.34/74,243.69 = 14,430.69/x
3. Step 3: Cross multiply
   49,491.34x = 74,243.69 × 14,430.69
4. Step 4: Simplify right side
   49,491.34x = 1,071,387,674.85
5. Step 5: Solve for x
   x = 1,071,387,674.85/49,491.34
6. Step 6: Final answer
   x = 21,647.98