Finding the Fourth Proportional to 1,384,868.84, 2,065,085.05 and 1,335,530.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384,868.84 : 2,065,085.05 = 1,335,530.12 : x
2. Step 2: Convert to fraction form
   1,384,868.84/2,065,085.05 = 1,335,530.12/x
3. Step 3: Cross multiply
   1,384,868.84x = 2,065,085.05 × 1,335,530.12
4. Step 4: Simplify right side
   1,384,868.84x = 2,757,983,284,636.71
5. Step 5: Solve for x
   x = 2,757,983,284,636.71/1,384,868.84
6. Step 6: Final answer
   x = 1,991,512.27