Finding the Fourth Proportional to 2,166,980.88, 3,250,686.38 and 801,112.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,980.88 : 3,250,686.38 = 801,112.61 : x
2. Step 2: Convert to fraction form
   2,166,980.88/3,250,686.38 = 801,112.61/x
3. Step 3: Cross multiply
   2,166,980.88x = 3,250,686.38 × 801,112.61
4. Step 4: Simplify right side
   2,166,980.88x = 2,604,165,850,173.25
5. Step 5: Solve for x
   x = 2,604,165,850,173.25/2,166,980.88
6. Step 6: Final answer
   x = 1,201,748.42