Finding the Fourth Proportional to 51,166, 70,613.52 and 28,814.32

Step by Step Solution

1. Step 1: Write the proportion equation
   51,166 : 70,613.52 = 28,814.32 : x
2. Step 2: Convert to fraction form
   51,166/70,613.52 = 28,814.32/x
3. Step 3: Cross multiply
   51,166x = 70,613.52 × 28,814.32
4. Step 4: Simplify right side
   51,166x = 2,034,680,561.61
5. Step 5: Solve for x
   x = 2,034,680,561.61/51,166
6. Step 6: Final answer
   x = 39,766.26