Finding the Fourth Proportional to 911,784.49, 1,366,454.17 and 709,624.69

Step by Step Solution

1. Step 1: Write the proportion equation
   911,784.49 : 1,366,454.17 = 709,624.69 : x
2. Step 2: Convert to fraction form
   911,784.49/1,366,454.17 = 709,624.69/x
3. Step 3: Cross multiply
   911,784.49x = 1,366,454.17 × 709,624.69
4. Step 4: Simplify right side
   911,784.49x = 969,669,616,785.46
5. Step 5: Solve for x
   x = 969,669,616,785.46/911,784.49
6. Step 6: Final answer
   x = 1,063,485.54