Finding the Fourth Proportional to 28,301.56, 42,437.94 and 10,758.04

Step by Step Solution

1. Step 1: Write the proportion equation
   28,301.56 : 42,437.94 = 10,758.04 : x
2. Step 2: Convert to fraction form
   28,301.56/42,437.94 = 10,758.04/x
3. Step 3: Cross multiply
   28,301.56x = 42,437.94 × 10,758.04
4. Step 4: Simplify right side
   28,301.56x = 456,549,056.04
5. Step 5: Solve for x
   x = 456,549,056.04/28,301.56
6. Step 6: Final answer
   x = 16,131.59