Finding the Fourth Proportional to 1,504,606.55, 2,076,356.79 and 860,040.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504,606.55 : 2,076,356.79 = 860,040.56 : x
2. Step 2: Convert to fraction form
   1,504,606.55/2,076,356.79 = 860,040.56/x
3. Step 3: Cross multiply
   1,504,606.55x = 2,076,356.79 × 860,040.56
4. Step 4: Simplify right side
   1,504,606.55x = 1,785,751,061,622.29
5. Step 5: Solve for x
   x = 1,785,751,061,622.29/1,504,606.55
6. Step 6: Final answer
   x = 1,186,855.84