Finding the Fourth Proportional to 1,404,147.08, 1,936,935.54 and 860,546.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,147.08 : 1,936,935.54 = 860,546.28 : x
2. Step 2: Convert to fraction form
   1,404,147.08/1,936,935.54 = 860,546.28/x
3. Step 3: Cross multiply
   1,404,147.08x = 1,936,935.54 × 860,546.28
4. Step 4: Simplify right side
   1,404,147.08x = 1,666,822,673,546.79
5. Step 5: Solve for x
   x = 1,666,822,673,546.79/1,404,147.08
6. Step 6: Final answer
   x = 1,187,071.28