Finding the Fourth Proportional to 3,669,320.10, 5,503,980.15 and 973,640.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,320.10 : 5,503,980.15 = 973,640.10 : x
2. Step 2: Convert to fraction form
   3,669,320.10/5,503,980.15 = 973,640.10/x
3. Step 3: Cross multiply
   3,669,320.10x = 5,503,980.15 × 973,640.10
4. Step 4: Simplify right side
   3,669,320.10x = 5,358,895,783,644.02
5. Step 5: Solve for x
   x = 5,358,895,783,644.02/3,669,320.10
6. Step 6: Final answer
   x = 1,460,460.15