Finding the Fourth Proportional to 5,631,204, 7,777,476.72 and 3,817,218.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,631,204 : 7,777,476.72 = 3,817,218.72 : x
2. Step 2: Convert to fraction form
   5,631,204/7,777,476.72 = 3,817,218.72/x
3. Step 3: Cross multiply
   5,631,204x = 7,777,476.72 × 3,817,218.72
4. Step 4: Simplify right side
   5,631,204x = 29,688,329,729,948.20
5. Step 5: Solve for x
   x = 29,688,329,729,948.20/5,631,204
6. Step 6: Final answer
   x = 5,272,110.50