Finding the Fourth Proportional to 3,949,514.10, 5,536,784.70 and 3,949,514.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,949,514.10 : 5,536,784.70 = 3,949,514.10 : x
2. Step 2: Convert to fraction form
   3,949,514.10/5,536,784.70 = 3,949,514.10/x
3. Step 3: Cross multiply
   3,949,514.10x = 5,536,784.70 × 3,949,514.10
4. Step 4: Simplify right side
   3,949,514.10x = 21,867,609,241,314.27
5. Step 5: Solve for x
   x = 21,867,609,241,314.27/3,949,514.10
6. Step 6: Final answer
   x = 5,536,784.70