Finding the Fourth Proportional to 51,325.22, 70,826.72 and 28,663.86

Step by Step Solution

1. Step 1: Write the proportion equation
   51,325.22 : 70,826.72 = 28,663.86 : x
2. Step 2: Convert to fraction form
   51,325.22/70,826.72 = 28,663.86/x
3. Step 3: Cross multiply
   51,325.22x = 70,826.72 × 28,663.86
4. Step 4: Simplify right side
   51,325.22x = 2,030,167,186.34
5. Step 5: Solve for x
   x = 2,030,167,186.34/51,325.22
6. Step 6: Final answer
   x = 39,554.96