Finding the Fourth Proportional to 4,978,892.06, 6,872,394.21 and 2,914,390.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978,892.06 : 6,872,394.21 = 2,914,390.52 : x
2. Step 2: Convert to fraction form
   4,978,892.06/6,872,394.21 = 2,914,390.52/x
3. Step 3: Cross multiply
   4,978,892.06x = 6,872,394.21 × 2,914,390.52
4. Step 4: Simplify right side
   4,978,892.06x = 20,028,840,535,326.89
5. Step 5: Solve for x
   x = 20,028,840,535,326.89/4,978,892.06
6. Step 6: Final answer
   x = 4,022,750.50