Finding the Fourth Proportional to 3,161,407.89, 4,740,189.71 and 1,240,016.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,161,407.89 : 4,740,189.71 = 1,240,016.61 : x
2. Step 2: Convert to fraction form
   3,161,407.89/4,740,189.71 = 1,240,016.61/x
3. Step 3: Cross multiply
   3,161,407.89x = 4,740,189.71 × 1,240,016.61
4. Step 4: Simplify right side
   3,161,407.89x = 5,877,913,968,751.00
5. Step 5: Solve for x
   x = 5,877,913,968,751.00/3,161,407.89
6. Step 6: Final answer
   x = 1,859,270.99