Finding the Fourth Proportional to 2,116,112.40, 3,172,889.52 and 852,464.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,112.40 : 3,172,889.52 = 852,464.16 : x
2. Step 2: Convert to fraction form
   2,116,112.40/3,172,889.52 = 852,464.16/x
3. Step 3: Cross multiply
   2,116,112.40x = 3,172,889.52 × 852,464.16
4. Step 4: Simplify right side
   2,116,112.40x = 2,704,774,599,439.60
5. Step 5: Solve for x
   x = 2,704,774,599,439.60/2,116,112.40
6. Step 6: Final answer
   x = 1,278,180.97