Finding the Fourth Proportional to 10,707,911.52, 16,062,074.40 and 2,620,956.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,707,911.52 : 16,062,074.40 = 2,620,956.48 : x
2. Step 2: Convert to fraction form
   10,707,911.52/16,062,074.40 = 2,620,956.48/x
3. Step 3: Cross multiply
   10,707,911.52x = 16,062,074.40 × 2,620,956.48
4. Step 4: Simplify right side
   10,707,911.52x = 42,097,997,980,922.11
5. Step 5: Solve for x
   x = 42,097,997,980,922.11/10,707,911.52
6. Step 6: Final answer
   x = 3,931,485.42