Finding the Fourth Proportional to 1,977,196.53, 2,965,669.50 and 630,325.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,196.53 : 2,965,669.50 = 630,325.60 : x
2. Step 2: Convert to fraction form
   1,977,196.53/2,965,669.50 = 630,325.60/x
3. Step 3: Cross multiply
   1,977,196.53x = 2,965,669.50 × 630,325.60
4. Step 4: Simplify right side
   1,977,196.53x = 1,869,337,401,938.75
5. Step 5: Solve for x
   x = 1,869,337,401,938.75/1,977,196.53
6. Step 6: Final answer
   x = 945,448.45