Finding the Fourth Proportional to 102,048.48, 153,105.12 and 35,485.92

Step by Step Solution

1. Step 1: Write the proportion equation
   102,048.48 : 153,105.12 = 35,485.92 : x
2. Step 2: Convert to fraction form
   102,048.48/153,105.12 = 35,485.92/x
3. Step 3: Cross multiply
   102,048.48x = 153,105.12 × 35,485.92
4. Step 4: Simplify right side
   102,048.48x = 5,433,076,039.91
5. Step 5: Solve for x
   x = 5,433,076,039.91/102,048.48
6. Step 6: Final answer
   x = 53,240.15