Finding the Fourth Proportional to 2,175,434.10, 3,263,151.15 and 977,930.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,434.10 : 3,263,151.15 = 977,930.10 : x
2. Step 2: Convert to fraction form
   2,175,434.10/3,263,151.15 = 977,930.10/x
3. Step 3: Cross multiply
   2,175,434.10x = 3,263,151.15 × 977,930.10
4. Step 4: Simplify right side
   2,175,434.10x = 3,191,133,730,434.62
5. Step 5: Solve for x
   x = 3,191,133,730,434.62/2,175,434.10
6. Step 6: Final answer
   x = 1,466,895.15