Finding the Fourth Proportional to 65,826.04, 98,749.31 and 21,442.47

Step by Step Solution

1. Step 1: Write the proportion equation
   65,826.04 : 98,749.31 = 21,442.47 : x
2. Step 2: Convert to fraction form
   65,826.04/98,749.31 = 21,442.47/x
3. Step 3: Cross multiply
   65,826.04x = 98,749.31 × 21,442.47
4. Step 4: Simplify right side
   65,826.04x = 2,117,429,009.98
5. Step 5: Solve for x
   x = 2,117,429,009.98/65,826.04
6. Step 6: Final answer
   x = 32,167.04