Finding the Fourth Proportional to 1,591,318.34, 2,196,066.72 and 979,823.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591,318.34 : 2,196,066.72 = 979,823.96 : x
2. Step 2: Convert to fraction form
   1,591,318.34/2,196,066.72 = 979,823.96/x
3. Step 3: Cross multiply
   1,591,318.34x = 2,196,066.72 × 979,823.96
4. Step 4: Simplify right side
   1,591,318.34x = 2,151,758,790,014.61
5. Step 5: Solve for x
   x = 2,151,758,790,014.61/1,591,318.34
6. Step 6: Final answer
   x = 1,352,186.26