Finding the Fourth Proportional to 65,196.06, 97,789.23 and 20,827.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,196.06 : 97,789.23 = 20,827.50 : x
2. Step 2: Convert to fraction form
   65,196.06/97,789.23 = 20,827.50/x
3. Step 3: Cross multiply
   65,196.06x = 97,789.23 × 20,827.50
4. Step 4: Simplify right side
   65,196.06x = 2,036,705,187.83
5. Step 5: Solve for x
   x = 2,036,705,187.83/65,196.06
6. Step 6: Final answer
   x = 31,239.70