Finding the Fourth Proportional to 162,558.67, 243,846.17 and 51,759.31

Step by Step Solution

1. Step 1: Write the proportion equation
   162,558.67 : 243,846.17 = 51,759.31 : x
2. Step 2: Convert to fraction form
   162,558.67/243,846.17 = 51,759.31/x
3. Step 3: Cross multiply
   162,558.67x = 243,846.17 × 51,759.31
4. Step 4: Simplify right side
   162,558.67x = 12,621,309,246.55
5. Step 5: Solve for x
   x = 12,621,309,246.55/162,558.67
6. Step 6: Final answer
   x = 77,641.56