Finding the Fourth Proportional to 3,934,200.48, 5,429,714.04 and 2,215,656.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934,200.48 : 5,429,714.04 = 2,215,656.96 : x
2. Step 2: Convert to fraction form
   3,934,200.48/5,429,714.04 = 2,215,656.96/x
3. Step 3: Cross multiply
   3,934,200.48x = 5,429,714.04 × 2,215,656.96
4. Step 4: Simplify right side
   3,934,200.48x = 12,030,383,703,535.72
5. Step 5: Solve for x
   x = 12,030,383,703,535.72/3,934,200.48
6. Step 6: Final answer
   x = 3,057,897.98