Finding the Fourth Proportional to 1,427,726.25, 2,141,359.61 and 416,610.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,726.25 : 2,141,359.61 = 416,610.81 : x
2. Step 2: Convert to fraction form
   1,427,726.25/2,141,359.61 = 416,610.81/x
3. Step 3: Cross multiply
   1,427,726.25x = 2,141,359.61 × 416,610.81
4. Step 4: Simplify right side
   1,427,726.25x = 892,113,559,540.33
5. Step 5: Solve for x
   x = 892,113,559,540.33/1,427,726.25
6. Step 6: Final answer
   x = 624,849.17