Finding the Fourth Proportional to 1,458,014.57, 2,012,061.36 and 813,434.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458,014.57 : 2,012,061.36 = 813,434.86 : x
2. Step 2: Convert to fraction form
   1,458,014.57/2,012,061.36 = 813,434.86/x
3. Step 3: Cross multiply
   1,458,014.57x = 2,012,061.36 × 813,434.86
4. Step 4: Simplify right side
   1,458,014.57x = 1,636,680,850,683.01
5. Step 5: Solve for x
   x = 1,636,680,850,683.01/1,458,014.57
6. Step 6: Final answer
   x = 1,122,540.81