Finding the Fourth Proportional to 12,949,560.10, 19,431,338.55 and 5,762,203.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,949,560.10 : 19,431,338.55 = 5,762,203.30 : x
2. Step 2: Convert to fraction form
   12,949,560.10/19,431,338.55 = 5,762,203.30/x
3. Step 3: Cross multiply
   12,949,560.10x = 19,431,338.55 × 5,762,203.30
4. Step 4: Simplify right side
   12,949,560.10x = 111,967,323,116,227.22
5. Step 5: Solve for x
   x = 111,967,323,116,227.22/12,949,560.10
6. Step 6: Final answer
   x = 8,646,419.05