Finding the Fourth Proportional to 56,975.47, 85,462.26 and 21,922.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,975.47 : 85,462.26 = 21,922.72 : x
2. Step 2: Convert to fraction form
   56,975.47/85,462.26 = 21,922.72/x
3. Step 3: Cross multiply
   56,975.47x = 85,462.26 × 21,922.72
4. Step 4: Simplify right side
   56,975.47x = 1,873,565,196.55
5. Step 5: Solve for x
   x = 1,873,565,196.55/56,975.47
6. Step 6: Final answer
   x = 32,883.72