Finding the Fourth Proportional to 1,563,742.82, 2,157,859.41 and 865,973.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563,742.82 : 2,157,859.41 = 865,973.54 : x
2. Step 2: Convert to fraction form
   1,563,742.82/2,157,859.41 = 865,973.54/x
3. Step 3: Cross multiply
   1,563,742.82x = 2,157,859.41 × 865,973.54
4. Step 4: Simplify right side
   1,563,742.82x = 1,868,649,152,100.01
5. Step 5: Solve for x
   x = 1,868,649,152,100.01/1,563,742.82
6. Step 6: Final answer
   x = 1,194,984.96