Finding the Fourth Proportional to 848,895.50, 1,171,642.17 and 486,562.22

Step by Step Solution

1. Step 1: Write the proportion equation
   848,895.50 : 1,171,642.17 = 486,562.22 : x
2. Step 2: Convert to fraction form
   848,895.50/1,171,642.17 = 486,562.22/x
3. Step 3: Cross multiply
   848,895.50x = 1,171,642.17 × 486,562.22
4. Step 4: Simplify right side
   848,895.50x = 570,076,815,280.82
5. Step 5: Solve for x
   x = 570,076,815,280.82/848,895.50
6. Step 6: Final answer
   x = 671,551.23