Finding the Fourth Proportional to 53,754.32, 80,224.94 and 52,354.64

Step by Step Solution

1. Step 1: Write the proportion equation
   53,754.32 : 80,224.94 = 52,354.64 : x
2. Step 2: Convert to fraction form
   53,754.32/80,224.94 = 52,354.64/x
3. Step 3: Cross multiply
   53,754.32x = 80,224.94 × 52,354.64
4. Step 4: Simplify right side
   53,754.32x = 4,200,147,852.72
5. Step 5: Solve for x
   x = 4,200,147,852.72/53,754.32
6. Step 6: Final answer
   x = 78,136.01