Finding the Fourth Proportional to 89,124.93, 123,048.33 and 57,349.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,124.93 : 123,048.33 = 57,349.05 : x
2. Step 2: Convert to fraction form
   89,124.93/123,048.33 = 57,349.05/x
3. Step 3: Cross multiply
   89,124.93x = 123,048.33 × 57,349.05
4. Step 4: Simplify right side
   89,124.93x = 7,056,704,829.59
5. Step 5: Solve for x
   x = 7,056,704,829.59/89,124.93
6. Step 6: Final answer
   x = 79,177.68