Finding the Fourth Proportional to 72,557.94, 108,603.63 and 49,054.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,557.94 : 108,603.63 = 49,054.98 : x
2. Step 2: Convert to fraction form
   72,557.94/108,603.63 = 49,054.98/x
3. Step 3: Cross multiply
   72,557.94x = 108,603.63 × 49,054.98
4. Step 4: Simplify right side
   72,557.94x = 5,327,548,897.58
5. Step 5: Solve for x
   x = 5,327,548,897.58/72,557.94
6. Step 6: Final answer
   x = 73,424.75