Finding the Fourth Proportional to 2,043,978.35, 2,820,753.99 and 1,172,972.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043,978.35 : 2,820,753.99 = 1,172,972.39 : x
2. Step 2: Convert to fraction form
   2,043,978.35/2,820,753.99 = 1,172,972.39/x
3. Step 3: Cross multiply
   2,043,978.35x = 2,820,753.99 × 1,172,972.39
4. Step 4: Simplify right side
   2,043,978.35x = 3,308,666,535,148.57
5. Step 5: Solve for x
   x = 3,308,666,535,148.57/2,043,978.35
6. Step 6: Final answer
   x = 1,618,738.55