Finding the Fourth Proportional to 698,615.31, 1,047,922.99 and 225,300.69

Step by Step Solution

1. Step 1: Write the proportion equation
   698,615.31 : 1,047,922.99 = 225,300.69 : x
2. Step 2: Convert to fraction form
   698,615.31/1,047,922.99 = 225,300.69/x
3. Step 3: Cross multiply
   698,615.31x = 1,047,922.99 × 225,300.69
4. Step 4: Simplify right side
   698,615.31x = 236,097,772,150.61
5. Step 5: Solve for x
   x = 236,097,772,150.61/698,615.31
6. Step 6: Final answer
   x = 337,951.04