Finding the Fourth Proportional to 53,045.69, 79,551.50 and 17,499.02

Step by Step Solution

1. Step 1: Write the proportion equation
   53,045.69 : 79,551.50 = 17,499.02 : x
2. Step 2: Convert to fraction form
   53,045.69/79,551.50 = 17,499.02/x
3. Step 3: Cross multiply
   53,045.69x = 79,551.50 × 17,499.02
4. Step 4: Simplify right side
   53,045.69x = 1,392,072,804.28
5. Step 5: Solve for x
   x = 1,392,072,804.28/53,045.69
6. Step 6: Final answer
   x = 26,242.90