Finding the Fourth Proportional to 2,182,801.32, 3,011,865.96 and 1,215,907.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182,801.32 : 3,011,865.96 = 1,215,907.56 : x
2. Step 2: Convert to fraction form
   2,182,801.32/3,011,865.96 = 1,215,907.56/x
3. Step 3: Cross multiply
   2,182,801.32x = 3,011,865.96 × 1,215,907.56
4. Step 4: Simplify right side
   2,182,801.32x = 3,662,150,590,470.66
5. Step 5: Solve for x
   x = 3,662,150,590,470.66/2,182,801.32
6. Step 6: Final answer
   x = 1,677,729.69