Finding the Fourth Proportional to 56,032.98, 77,323.54 and 30,538.82

Step by Step Solution

1. Step 1: Write the proportion equation
   56,032.98 : 77,323.54 = 30,538.82 : x
2. Step 2: Convert to fraction form
   56,032.98/77,323.54 = 30,538.82/x
3. Step 3: Cross multiply
   56,032.98x = 77,323.54 × 30,538.82
4. Step 4: Simplify right side
   56,032.98x = 2,361,369,669.82
5. Step 5: Solve for x
   x = 2,361,369,669.82/56,032.98
6. Step 6: Final answer
   x = 42,142.50