Finding the Fourth Proportional to 684,892.04, 1,025,945.42 and 558,981

Step by Step Solution

1. Step 1: Write the proportion equation
   684,892.04 : 1,025,945.42 = 558,981 : x
2. Step 2: Convert to fraction form
   684,892.04/1,025,945.42 = 558,981/x
3. Step 3: Cross multiply
   684,892.04x = 1,025,945.42 × 558,981
4. Step 4: Simplify right side
   684,892.04x = 573,483,996,817.02
5. Step 5: Solve for x
   x = 573,483,996,817.02/684,892.04
6. Step 6: Final answer
   x = 837,334.88