Finding the Fourth Proportional to 53,147.86, 73,341.69 and 30,470.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,147.86 : 73,341.69 = 30,470.56 : x
2. Step 2: Convert to fraction form
   53,147.86/73,341.69 = 30,470.56/x
3. Step 3: Cross multiply
   53,147.86x = 73,341.69 × 30,470.56
4. Step 4: Simplify right side
   53,147.86x = 2,234,762,365.65
5. Step 5: Solve for x
   x = 2,234,762,365.65/53,147.86
6. Step 6: Final answer
   x = 42,048.02