Finding the Fourth Proportional to 65,676.98, 98,529.31 and 21,300.27

Step by Step Solution

1. Step 1: Write the proportion equation
   65,676.98 : 98,529.31 = 21,300.27 : x
2. Step 2: Convert to fraction form
   65,676.98/98,529.31 = 21,300.27/x
3. Step 3: Cross multiply
   65,676.98x = 98,529.31 × 21,300.27
4. Step 4: Simplify right side
   65,676.98x = 2,098,700,905.91
5. Step 5: Solve for x
   x = 2,098,700,905.91/65,676.98
6. Step 6: Final answer
   x = 31,954.89