Finding the Fourth Proportional to 1,071,300.83, 1,478,394.23 and 587,896.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,300.83 : 1,478,394.23 = 587,896.34 : x
2. Step 2: Convert to fraction form
   1,071,300.83/1,478,394.23 = 587,896.34/x
3. Step 3: Cross multiply
   1,071,300.83x = 1,478,394.23 × 587,896.34
4. Step 4: Simplify right side
   1,071,300.83x = 869,142,546,562.67
5. Step 5: Solve for x
   x = 869,142,546,562.67/1,071,300.83
6. Step 6: Final answer
   x = 811,296.44