Finding the Fourth Proportional to 55,454.86, 83,238.36 and 49,169.98

Step by Step Solution

1. Step 1: Write the proportion equation
   55,454.86 : 83,238.36 = 49,169.98 : x
2. Step 2: Convert to fraction form
   55,454.86/83,238.36 = 49,169.98/x
3. Step 3: Cross multiply
   55,454.86x = 83,238.36 × 49,169.98
4. Step 4: Simplify right side
   55,454.86x = 4,092,828,496.43
5. Step 5: Solve for x
   x = 4,092,828,496.43/55,454.86
6. Step 6: Final answer
   x = 73,804.69