Finding the Fourth Proportional to 1,426,109.58, 1,968,046.71 and 781,515.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,109.58 : 1,968,046.71 = 781,515.93 : x
2. Step 2: Convert to fraction form
   1,426,109.58/1,968,046.71 = 781,515.93/x
3. Step 3: Cross multiply
   1,426,109.58x = 1,968,046.71 × 781,515.93
4. Step 4: Simplify right side
   1,426,109.58x = 1,538,059,854,849.09
5. Step 5: Solve for x
   x = 1,538,059,854,849.09/1,426,109.58
6. Step 6: Final answer
   x = 1,078,500.47