Finding the Fourth Proportional to 42,189,298.81, 63,286,419.57 and 16,281,735.95

Step by Step Solution

1. Step 1: Write the proportion equation
   42,189,298.81 : 63,286,419.57 = 16,281,735.95 : x
2. Step 2: Convert to fraction form
   42,189,298.81/63,286,419.57 = 16,281,735.95/x
3. Step 3: Cross multiply
   42,189,298.81x = 63,286,419.57 × 16,281,735.95
4. Step 4: Simplify right side
   42,189,298.81x = 1,030,412,772,848,396.88
5. Step 5: Solve for x
   x = 1,030,412,772,848,396.88/42,189,298.81
6. Step 6: Final answer
   x = 24,423,557.68