Finding the Fourth Proportional to 1,978,184.34, 2,967,244.05 and 630,328.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,184.34 : 2,967,244.05 = 630,328.70 : x
2. Step 2: Convert to fraction form
   1,978,184.34/2,967,244.05 = 630,328.70/x
3. Step 3: Cross multiply
   1,978,184.34x = 2,967,244.05 × 630,328.70
4. Step 4: Simplify right side
   1,978,184.34x = 1,870,339,094,401.08
5. Step 5: Solve for x
   x = 1,870,339,094,401.08/1,978,184.34
6. Step 6: Final answer
   x = 945,482.71