Finding the Fourth Proportional to 74,933.34, 112,404.33 and 28,186.62

Step by Step Solution

1. Step 1: Write the proportion equation
   74,933.34 : 112,404.33 = 28,186.62 : x
2. Step 2: Convert to fraction form
   74,933.34/112,404.33 = 28,186.62/x
3. Step 3: Cross multiply
   74,933.34x = 112,404.33 × 28,186.62
4. Step 4: Simplify right side
   74,933.34x = 3,168,298,136.06
5. Step 5: Solve for x
   x = 3,168,298,136.06/74,933.34
6. Step 6: Final answer
   x = 42,281.55