Finding the Fourth Proportional to 561,200,452.99, 774,091,710.76 and 359,938,541.22

Step by Step Solution

1. Step 1: Write the proportion equation
   561,200,452.99 : 774,091,710.76 = 359,938,541.22 : x
2. Step 2: Convert to fraction form
   561,200,452.99/774,091,710.76 = 359,938,541.22/x
3. Step 3: Cross multiply
   561,200,452.99x = 774,091,710.76 × 359,938,541.22
4. Step 4: Simplify right side
   561,200,452.99x = 278,625,441,139,260,160
5. Step 5: Solve for x
   x = 278,625,441,139,260,160/561,200,452.99
6. Step 6: Final answer
   x = 496,481,140.84