Finding the Fourth Proportional to 65,012.14, 97,521.59 and 20,642.37

Step by Step Solution

1. Step 1: Write the proportion equation
   65,012.14 : 97,521.59 = 20,642.37 : x
2. Step 2: Convert to fraction form
   65,012.14/97,521.59 = 20,642.37/x
3. Step 3: Cross multiply
   65,012.14x = 97,521.59 × 20,642.37
4. Step 4: Simplify right side
   65,012.14x = 2,013,076,743.77
5. Step 5: Solve for x
   x = 2,013,076,743.77/65,012.14
6. Step 6: Final answer
   x = 30,964.63