Finding the Fourth Proportional to 1,328,584.10, 1,832,814.59 and 784,355.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,328,584.10 : 1,832,814.59 = 784,355.31 : x
2. Step 2: Convert to fraction form
   1,328,584.10/1,832,814.59 = 784,355.31/x
3. Step 3: Cross multiply
   1,328,584.10x = 1,832,814.59 × 784,355.31
4. Step 4: Simplify right side
   1,328,584.10x = 1,437,577,851,990.20
5. Step 5: Solve for x
   x = 1,437,577,851,990.20/1,328,584.10
6. Step 6: Final answer
   x = 1,082,037.53