Finding the Fourth Proportional to 52,449, 78,665.33 and 28,768.19

Step by Step Solution

1. Step 1: Write the proportion equation
   52,449 : 78,665.33 = 28,768.19 : x
2. Step 2: Convert to fraction form
   52,449/78,665.33 = 28,768.19/x
3. Step 3: Cross multiply
   52,449x = 78,665.33 × 28,768.19
4. Step 4: Simplify right side
   52,449x = 2,263,059,212.68
5. Step 5: Solve for x
   x = 2,263,059,212.68/52,449
6. Step 6: Final answer
   x = 43,147.80