Finding the Fourth Proportional to 837,109.47, 1,155,250.55 and 474,540.38

Step by Step Solution

1. Step 1: Write the proportion equation
   837,109.47 : 1,155,250.55 = 474,540.38 : x
2. Step 2: Convert to fraction form
   837,109.47/1,155,250.55 = 474,540.38/x
3. Step 3: Cross multiply
   837,109.47x = 1,155,250.55 × 474,540.38
4. Step 4: Simplify right side
   837,109.47x = 548,213,026,843.25
5. Step 5: Solve for x
   x = 548,213,026,843.25/837,109.47
6. Step 6: Final answer
   x = 654,888.10