Finding the Fourth Proportional to 869,917.52, 1,200,483.68 and 482,791.37

Step by Step Solution

1. Step 1: Write the proportion equation
   869,917.52 : 1,200,483.68 = 482,791.37 : x
2. Step 2: Convert to fraction form
   869,917.52/1,200,483.68 = 482,791.37/x
3. Step 3: Cross multiply
   869,917.52x = 1,200,483.68 × 482,791.37
4. Step 4: Simplify right side
   869,917.52x = 579,583,152,113.47
5. Step 5: Solve for x
   x = 579,583,152,113.47/869,917.52
6. Step 6: Final answer
   x = 666,250.69