Finding the Fourth Proportional to 112,404.48, 168,602.82 and 28,165.38

Step by Step Solution

1. Step 1: Write the proportion equation
   112,404.48 : 168,602.82 = 28,165.38 : x
2. Step 2: Convert to fraction form
   112,404.48/168,602.82 = 28,165.38/x
3. Step 3: Cross multiply
   112,404.48x = 168,602.82 × 28,165.38
4. Step 4: Simplify right side
   112,404.48x = 4,748,762,494.37
5. Step 5: Solve for x
   x = 4,748,762,494.37/112,404.48
6. Step 6: Final answer
   x = 42,247.09