Finding the Fourth Proportional to 2,100,848.55, 3,151,078.42 and 584,554.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,848.55 : 3,151,078.42 = 584,554.47 : x
2. Step 2: Convert to fraction form
   2,100,848.55/3,151,078.42 = 584,554.47/x
3. Step 3: Cross multiply
   2,100,848.55x = 3,151,078.42 × 584,554.47
4. Step 4: Simplify right side
   2,100,848.55x = 1,841,976,975,731.54
5. Step 5: Solve for x
   x = 1,841,976,975,731.54/2,100,848.55
6. Step 6: Final answer
   x = 876,777.61