Finding the Fourth Proportional to 1,426,392.63, 1,968,417.76 and 781,810.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,392.63 : 1,968,417.76 = 781,810.83 : x
2. Step 2: Convert to fraction form
   1,426,392.63/1,968,417.76 = 781,810.83/x
3. Step 3: Cross multiply
   1,426,392.63x = 1,968,417.76 × 781,810.83
4. Step 4: Simplify right side
   1,426,392.63x = 1,538,930,322,732.34
5. Step 5: Solve for x
   x = 1,538,930,322,732.34/1,426,392.63
6. Step 6: Final answer
   x = 1,078,896.71