Finding the Fourth Proportional to 4,677,978.15, 7,017,673.55 and 1,982,314.35

Step by Step Solution

1. Step 1: Write the proportion equation
   4,677,978.15 : 7,017,673.55 = 1,982,314.35 : x
2. Step 2: Convert to fraction form
   4,677,978.15/7,017,673.55 = 1,982,314.35/x
3. Step 3: Cross multiply
   4,677,978.15x = 7,017,673.55 × 1,982,314.35
4. Step 4: Simplify right side
   4,677,978.15x = 13,911,234,971,868.87
5. Step 5: Solve for x
   x = 13,911,234,971,868.87/4,677,978.15
6. Step 6: Final answer
   x = 2,973,770.83