Finding the Fourth Proportional to 1,438,314.91, 1,984,922.24 and 784,976.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,314.91 : 1,984,922.24 = 784,976.69 : x
2. Step 2: Convert to fraction form
   1,438,314.91/1,984,922.24 = 784,976.69/x
3. Step 3: Cross multiply
   1,438,314.91x = 1,984,922.24 × 784,976.69
4. Step 4: Simplify right side
   1,438,314.91x = 1,558,117,689,862.59
5. Step 5: Solve for x
   x = 1,558,117,689,862.59/1,438,314.91
6. Step 6: Final answer
   x = 1,083,293.85