Finding the Fourth Proportional to 49,178,359.88, 67,803,052.28 and 40,325,192.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,178,359.88 : 67,803,052.28 = 40,325,192.72 : x
2. Step 2: Convert to fraction form
   49,178,359.88/67,803,052.28 = 40,325,192.72/x
3. Step 3: Cross multiply
   49,178,359.88x = 67,803,052.28 × 40,325,192.72
4. Step 4: Simplify right side
   49,178,359.88x = 2,734,171,150,195,235.50
5. Step 5: Solve for x
   x = 2,734,171,150,195,235.50/49,178,359.88
6. Step 6: Final answer
   x = 55,597,038.15