Finding the Fourth Proportional to 6,442,442.86, 9,642,636.03 and 4,736,134.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,442,442.86 : 9,642,636.03 = 4,736,134.42 : x
2. Step 2: Convert to fraction form
   6,442,442.86/9,642,636.03 = 4,736,134.42/x
3. Step 3: Cross multiply
   6,442,442.86x = 9,642,636.03 × 4,736,134.42
4. Step 4: Simplify right side
   6,442,442.86x = 45,668,820,401,215.15
5. Step 5: Solve for x
   x = 45,668,820,401,215.15/6,442,442.86
6. Step 6: Final answer
   x = 7,088,742.79