Finding the Fourth Proportional to 10,788,134.88, 16,182,823.68 and 4,056,607.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788,134.88 : 16,182,823.68 = 4,056,607.20 : x
2. Step 2: Convert to fraction form
   10,788,134.88/16,182,823.68 = 4,056,607.20/x
3. Step 3: Cross multiply
   10,788,134.88x = 16,182,823.68 × 4,056,607.20
4. Step 4: Simplify right side
   10,788,134.88x = 65,647,359,056,618.50
5. Step 5: Solve for x
   x = 65,647,359,056,618.50/10,788,134.88
6. Step 6: Final answer
   x = 6,085,144.45