Finding the Fourth Proportional to 2,588,773.58, 3,883,720.89 and 991,336.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588,773.58 : 3,883,720.89 = 991,336.73 : x
2. Step 2: Convert to fraction form
   2,588,773.58/3,883,720.89 = 991,336.73/x
3. Step 3: Cross multiply
   2,588,773.58x = 3,883,720.89 × 991,336.73
4. Step 4: Simplify right side
   2,588,773.58x = 3,850,075,147,906.69
5. Step 5: Solve for x
   x = 3,850,075,147,906.69/2,588,773.58
6. Step 6: Final answer
   x = 1,487,219.73