Finding the Fourth Proportional to 51,817,251.12, 71,481,978.81 and 30,894,527.76

Step by Step Solution

1. Step 1: Write the proportion equation
   51,817,251.12 : 71,481,978.81 = 30,894,527.76 : x
2. Step 2: Convert to fraction form
   51,817,251.12/71,481,978.81 = 30,894,527.76/x
3. Step 3: Cross multiply
   51,817,251.12x = 71,481,978.81 × 30,894,527.76
4. Step 4: Simplify right side
   51,817,251.12x = 2,208,401,978,685,277
5. Step 5: Solve for x
   x = 2,208,401,978,685,277/51,817,251.12
6. Step 6: Final answer
   x = 42,619,049.27