Finding the Fourth Proportional to 2,112,807.09, 2,915,739.76 and 1,195,018.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,807.09 : 2,915,739.76 = 1,195,018.34 : x
2. Step 2: Convert to fraction form
   2,112,807.09/2,915,739.76 = 1,195,018.34/x
3. Step 3: Cross multiply
   2,112,807.09x = 2,915,739.76 × 1,195,018.34
4. Step 4: Simplify right side
   2,112,807.09x = 3,484,362,484,103.12
5. Step 5: Solve for x
   x = 3,484,362,484,103.12/2,112,807.09
6. Step 6: Final answer
   x = 1,649,162.63