Finding the Fourth Proportional to 53,985.71, 80,978.56 and 27,673.67

Step by Step Solution

1. Step 1: Write the proportion equation
   53,985.71 : 80,978.56 = 27,673.67 : x
2. Step 2: Convert to fraction form
   53,985.71/80,978.56 = 27,673.67/x
3. Step 3: Cross multiply
   53,985.71x = 80,978.56 × 27,673.67
4. Step 4: Simplify right side
   53,985.71x = 2,240,973,946.52
5. Step 5: Solve for x
   x = 2,240,973,946.52/53,985.71
6. Step 6: Final answer
   x = 41,510.50