Finding the Fourth Proportional to 1,408,785,078.96, 1,944,278,801.73 and 806,011,705.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,408,785,078.96 : 1,944,278,801.73 = 806,011,705.98 : x
2. Step 2: Convert to fraction form
   1,408,785,078.96/1,944,278,801.73 = 806,011,705.98/x
3. Step 3: Cross multiply
   1,408,785,078.96x = 1,944,278,801.73 × 806,011,705.98
4. Step 4: Simplify right side
   1,408,785,078.96x = 1,567,111,473,883,147,520
5. Step 5: Solve for x
   x = 1,567,111,473,883,147,520/1,408,785,078.96
6. Step 6: Final answer
   x = 1,112,385,059.50