Finding the Fourth Proportional to 9,030,171.42, 12,461,636.52 and 5,408,499.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,030,171.42 : 12,461,636.52 = 5,408,499.42 : x
2. Step 2: Convert to fraction form
   9,030,171.42/12,461,636.52 = 5,408,499.42/x
3. Step 3: Cross multiply
   9,030,171.42x = 12,461,636.52 × 5,408,499.42
4. Step 4: Simplify right side
   9,030,171.42x = 67,398,753,890,670.81
5. Step 5: Solve for x
   x = 67,398,753,890,670.81/9,030,171.42
6. Step 6: Final answer
   x = 7,463,729.18