Finding the Fourth Proportional to 849,417.69, 1,172,196.61 and 467,444.47

Step by Step Solution

1. Step 1: Write the proportion equation
   849,417.69 : 1,172,196.61 = 467,444.47 : x
2. Step 2: Convert to fraction form
   849,417.69/1,172,196.61 = 467,444.47/x
3. Step 3: Cross multiply
   849,417.69x = 1,172,196.61 × 467,444.47
4. Step 4: Simplify right side
   849,417.69x = 547,936,823,825.39
5. Step 5: Solve for x
   x = 547,936,823,825.39/849,417.69
6. Step 6: Final answer
   x = 645,073.48