Finding the Fourth Proportional to 1,085,870.84, 1,628,909.94 and 337,715.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,870.84 : 1,628,909.94 = 337,715.96 : x
2. Step 2: Convert to fraction form
   1,085,870.84/1,628,909.94 = 337,715.96/x
3. Step 3: Cross multiply
   1,085,870.84x = 1,628,909.94 × 337,715.96
4. Step 4: Simplify right side
   1,085,870.84x = 550,108,884,140.64
5. Step 5: Solve for x
   x = 550,108,884,140.64/1,085,870.84
6. Step 6: Final answer
   x = 506,606.19