Finding the Fourth Proportional to 1,759,796.28, 2,428,499.34 and 985,434.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,759,796.28 : 2,428,499.34 = 985,434.12 : x
2. Step 2: Convert to fraction form
   1,759,796.28/2,428,499.34 = 985,434.12/x
3. Step 3: Cross multiply
   1,759,796.28x = 2,428,499.34 × 985,434.12
4. Step 4: Simplify right side
   1,759,796.28x = 2,393,126,110,033.48
5. Step 5: Solve for x
   x = 2,393,126,110,033.48/1,759,796.28
6. Step 6: Final answer
   x = 1,359,888.15