Finding the Fourth Proportional to 56,974.69, 85,459.56 and 17,530.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,974.69 : 85,459.56 = 17,530.12 : x
2. Step 2: Convert to fraction form
   56,974.69/85,459.56 = 17,530.12/x
3. Step 3: Cross multiply
   56,974.69x = 85,459.56 × 17,530.12
4. Step 4: Simplify right side
   56,974.69x = 1,498,116,341.95
5. Step 5: Solve for x
   x = 1,498,116,341.95/56,974.69
6. Step 6: Final answer
   x = 26,294.42