Finding the Fourth Proportional to 2,136,178.33, 2,947,852.71 and 1,218,704.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136,178.33 : 2,947,852.71 = 1,218,704.49 : x
2. Step 2: Convert to fraction form
   2,136,178.33/2,947,852.71 = 1,218,704.49/x
3. Step 3: Cross multiply
   2,136,178.33x = 2,947,852.71 × 1,218,704.49
4. Step 4: Simplify right side
   2,136,178.33x = 3,592,561,333,535.67
5. Step 5: Solve for x
   x = 3,592,561,333,535.67/2,136,178.33
6. Step 6: Final answer
   x = 1,681,770.33