Finding the Fourth Proportional to 159,003.60, 238,490.72 and 53,810.48

Step by Step Solution

1. Step 1: Write the proportion equation
   159,003.60 : 238,490.72 = 53,810.48 : x
2. Step 2: Convert to fraction form
   159,003.60/238,490.72 = 53,810.48/x
3. Step 3: Cross multiply
   159,003.60x = 238,490.72 × 53,810.48
4. Step 4: Simplify right side
   159,003.60x = 12,833,300,118.75
5. Step 5: Solve for x
   x = 12,833,300,118.75/159,003.60
6. Step 6: Final answer
   x = 80,710.75