Finding the Fourth Proportional to 3,948,018.30, 5,448,302.79 and 2,316,453.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,948,018.30 : 5,448,302.79 = 2,316,453.42 : x
2. Step 2: Convert to fraction form
   3,948,018.30/5,448,302.79 = 2,316,453.42/x
3. Step 3: Cross multiply
   3,948,018.30x = 5,448,302.79 × 2,316,453.42
4. Step 4: Simplify right side
   3,948,018.30x = 12,620,739,631,091.04
5. Step 5: Solve for x
   x = 12,620,739,631,091.04/3,948,018.30
6. Step 6: Final answer
   x = 3,196,727.74