Finding the Fourth Proportional to 851,569.50, 1,175,112.27 and 488,738.01

Step by Step Solution

1. Step 1: Write the proportion equation
   851,569.50 : 1,175,112.27 = 488,738.01 : x
2. Step 2: Convert to fraction form
   851,569.50/1,175,112.27 = 488,738.01/x
3. Step 3: Cross multiply
   851,569.50x = 1,175,112.27 × 488,738.01
4. Step 4: Simplify right side
   851,569.50x = 574,322,032,366.38
5. Step 5: Solve for x
   x = 574,322,032,366.38/851,569.50
6. Step 6: Final answer
   x = 674,427.67