Finding the Fourth Proportional to 2,227,955.72, 3,342,063.18 and 630,385.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,955.72 : 3,342,063.18 = 630,385.16 : x
2. Step 2: Convert to fraction form
   2,227,955.72/3,342,063.18 = 630,385.16/x
3. Step 3: Cross multiply
   2,227,955.72x = 3,342,063.18 × 630,385.16
4. Step 4: Simplify right side
   2,227,955.72x = 2,106,787,032,454.41
5. Step 5: Solve for x
   x = 2,106,787,032,454.41/2,227,955.72
6. Step 6: Final answer
   x = 945,614.41