Finding the Fourth Proportional to 56,124.56, 84,200.72 and 16,681.51

Step by Step Solution

1. Step 1: Write the proportion equation
   56,124.56 : 84,200.72 = 16,681.51 : x
2. Step 2: Convert to fraction form
   56,124.56/84,200.72 = 16,681.51/x
3. Step 3: Cross multiply
   56,124.56x = 84,200.72 × 16,681.51
4. Step 4: Simplify right side
   56,124.56x = 1,404,595,174.53
5. Step 5: Solve for x
   x = 1,404,595,174.53/56,124.56
6. Step 6: Final answer
   x = 25,026.39