Finding the Fourth Proportional to 59,021.02, 80,990.80 and 53,675.02

Step by Step Solution

1. Step 1: Write the proportion equation
   59,021.02 : 80,990.80 = 53,675.02 : x
2. Step 2: Convert to fraction form
   59,021.02/80,990.80 = 53,675.02/x
3. Step 3: Cross multiply
   59,021.02x = 80,990.80 × 53,675.02
4. Step 4: Simplify right side
   59,021.02x = 4,347,182,809.82
5. Step 5: Solve for x
   x = 4,347,182,809.82/59,021.02
6. Step 6: Final answer
   x = 73,654.82