Finding the Fourth Proportional to 2,148,131.33, 3,221,956.42 and 550,731.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,131.33 : 3,221,956.42 = 550,731.95 : x
2. Step 2: Convert to fraction form
   2,148,131.33/3,221,956.42 = 550,731.95/x
3. Step 3: Cross multiply
   2,148,131.33x = 3,221,956.42 × 550,731.95
4. Step 4: Simplify right side
   2,148,131.33x = 1,774,434,342,001.62
5. Step 5: Solve for x
   x = 1,774,434,342,001.62/2,148,131.33
6. Step 6: Final answer
   x = 826,036.25