Finding the Fourth Proportional to 4,779,019.80, 7,172,138.34 and 3,259,098.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,779,019.80 : 7,172,138.34 = 3,259,098.56 : x
2. Step 2: Convert to fraction form
   4,779,019.80/7,172,138.34 = 3,259,098.56/x
3. Step 3: Cross multiply
   4,779,019.80x = 7,172,138.34 × 3,259,098.56
4. Step 4: Simplify right side
   4,779,019.80x = 23,374,705,736,014.79
5. Step 5: Solve for x
   x = 23,374,705,736,014.79/4,779,019.80
6. Step 6: Final answer
   x = 4,891,108.79