Finding the Fourth Proportional to 42,189,435.70, 63,286,589.34 and 16,281,871.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,189,435.70 : 63,286,589.34 = 16,281,871.47 : x
2. Step 2: Convert to fraction form
   42,189,435.70/63,286,589.34 = 16,281,871.47/x
3. Step 3: Cross multiply
   42,189,435.70x = 63,286,589.34 × 16,281,871.47
4. Step 4: Simplify right side
   42,189,435.70x = 1,030,424,113,408,552.25
5. Step 5: Solve for x
   x = 1,030,424,113,408,552.25/42,189,435.70
6. Step 6: Final answer
   x = 24,423,747.23