Finding the Fourth Proportional to 10,435.42, 14,400.84 and 5,655.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.42 : 14,400.84 = 5,655.30 : x
2. Step 2: Convert to fraction form
   10,435.42/14,400.84 = 5,655.30/x
3. Step 3: Cross multiply
   10,435.42x = 14,400.84 × 5,655.30
4. Step 4: Simplify right side
   10,435.42x = 81,441,070.45
5. Step 5: Solve for x
   x = 81,441,070.45/10,435.42
6. Step 6: Final answer
   x = 7,804.29