Finding the Fourth Proportional to 65,196.02, 97,785.86 and 20,819.09

Step by Step Solution

1. Step 1: Write the proportion equation
   65,196.02 : 97,785.86 = 20,819.09 : x
2. Step 2: Convert to fraction form
   65,196.02/97,785.86 = 20,819.09/x
3. Step 3: Cross multiply
   65,196.02x = 97,785.86 × 20,819.09
4. Step 4: Simplify right side
   65,196.02x = 2,035,812,027.04
5. Step 5: Solve for x
   x = 2,035,812,027.04/65,196.02
6. Step 6: Final answer
   x = 31,226.02