Finding the Fourth Proportional to 875,696.69, 1,208,460.71 and 473,288.69

Step by Step Solution

1. Step 1: Write the proportion equation
   875,696.69 : 1,208,460.71 = 473,288.69 : x
2. Step 2: Convert to fraction form
   875,696.69/1,208,460.71 = 473,288.69/x
3. Step 3: Cross multiply
   875,696.69x = 1,208,460.71 × 473,288.69
4. Step 4: Simplify right side
   875,696.69x = 571,950,777,943.62
5. Step 5: Solve for x
   x = 571,950,777,943.62/875,696.69
6. Step 6: Final answer
   x = 653,138.00