Finding the Fourth Proportional to 1,591,924, 2,196,833.18 and 866,771.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591,924 : 2,196,833.18 = 866,771.72 : x
2. Step 2: Convert to fraction form
   1,591,924/2,196,833.18 = 866,771.72/x
3. Step 3: Cross multiply
   1,591,924x = 2,196,833.18 × 866,771.72
4. Step 4: Simplify right side
   1,591,924x = 1,904,152,873,981.67
5. Step 5: Solve for x
   x = 1,904,152,873,981.67/1,591,924
6. Step 6: Final answer
   x = 1,196,133.03