Finding the Fourth Proportional to 89,338.74, 123,289.41 and 51,101.74

Step by Step Solution

1. Step 1: Write the proportion equation
   89,338.74 : 123,289.41 = 51,101.74 : x
2. Step 2: Convert to fraction form
   89,338.74/123,289.41 = 51,101.74/x
3. Step 3: Cross multiply
   89,338.74x = 123,289.41 × 51,101.74
4. Step 4: Simplify right side
   89,338.74x = 6,300,303,374.57
5. Step 5: Solve for x
   x = 6,300,303,374.57/89,338.74
6. Step 6: Final answer
   x = 70,521.52