Finding the Fourth Proportional to 4,978,315.62, 6,870,741.57 and 2,913,962.58

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978,315.62 : 6,870,741.57 = 2,913,962.58 : x
2. Step 2: Convert to fraction form
   4,978,315.62/6,870,741.57 = 2,913,962.58/x
3. Step 3: Cross multiply
   4,978,315.62x = 6,870,741.57 × 2,913,962.58
4. Step 4: Simplify right side
   4,978,315.62x = 20,021,083,831,830.45
5. Step 5: Solve for x
   x = 20,021,083,831,830.45/4,978,315.62
6. Step 6: Final answer
   x = 4,021,658.20