Finding the Fourth Proportional to 89,558.63, 123,590.90 and 49,271.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,558.63 : 123,590.90 = 49,271.52 : x
2. Step 2: Convert to fraction form
   89,558.63/123,590.90 = 49,271.52/x
3. Step 3: Cross multiply
   89,558.63x = 123,590.90 × 49,271.52
4. Step 4: Simplify right side
   89,558.63x = 6,089,511,501.17
5. Step 5: Solve for x
   x = 6,089,511,501.17/89,558.63
6. Step 6: Final answer
   x = 67,994.69