Finding the Fourth Proportional to 56,549.76, 84,804.72 and 16,557.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,549.76 : 84,804.72 = 16,557.72 : x
2. Step 2: Convert to fraction form
   56,549.76/84,804.72 = 16,557.72/x
3. Step 3: Cross multiply
   56,549.76x = 84,804.72 × 16,557.72
4. Step 4: Simplify right side
   56,549.76x = 1,404,172,808.44
5. Step 5: Solve for x
   x = 1,404,172,808.44/56,549.76
6. Step 6: Final answer
   x = 24,830.75