Finding the Fourth Proportional to 897,690.56, 1,237,365.81 and 607,196.18

Step by Step Solution

1. Step 1: Write the proportion equation
   897,690.56 : 1,237,365.81 = 607,196.18 : x
2. Step 2: Convert to fraction form
   897,690.56/1,237,365.81 = 607,196.18/x
3. Step 3: Cross multiply
   897,690.56x = 1,237,365.81 × 607,196.18
4. Step 4: Simplify right side
   897,690.56x = 751,323,797,895.76
5. Step 5: Solve for x
   x = 751,323,797,895.76/897,690.56
6. Step 6: Final answer
   x = 836,951.88