Finding the Fourth Proportional to 65,677.01, 98,529.36 and 21,300.31

Step by Step Solution

1. Step 1: Write the proportion equation
   65,677.01 : 98,529.36 = 21,300.31 : x
2. Step 2: Convert to fraction form
   65,677.01/98,529.36 = 21,300.31/x
3. Step 3: Cross multiply
   65,677.01x = 98,529.36 × 21,300.31
4. Step 4: Simplify right side
   65,677.01x = 2,098,705,401.16
5. Step 5: Solve for x
   x = 2,098,705,401.16/65,677.01
6. Step 6: Final answer
   x = 31,954.95