Finding the Fourth Proportional to 89,547.55, 123,574.72 and 49,261.36

Step by Step Solution

1. Step 1: Write the proportion equation
   89,547.55 : 123,574.72 = 49,261.36 : x
2. Step 2: Convert to fraction form
   89,547.55/123,574.72 = 49,261.36/x
3. Step 3: Cross multiply
   89,547.55x = 123,574.72 × 49,261.36
4. Step 4: Simplify right side
   89,547.55x = 6,087,458,768.82
5. Step 5: Solve for x
   x = 6,087,458,768.82/89,547.55
6. Step 6: Final answer
   x = 67,980.18