Finding the Fourth Proportional to 2,108,428.32, 2,908,443.28 and 1,333,818.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,428.32 : 2,908,443.28 = 1,333,818.84 : x
2. Step 2: Convert to fraction form
   2,108,428.32/2,908,443.28 = 1,333,818.84/x
3. Step 3: Cross multiply
   2,108,428.32x = 2,908,443.28 × 1,333,818.84
4. Step 4: Simplify right side
   2,108,428.32x = 3,879,336,441,935.40
5. Step 5: Solve for x
   x = 3,879,336,441,935.40/2,108,428.32
6. Step 6: Final answer
   x = 1,839,918.58