Finding the Fourth Proportional to 52,743.05, 72,784.84 and 30,081.45

Step by Step Solution

1. Step 1: Write the proportion equation
   52,743.05 : 72,784.84 = 30,081.45 : x
2. Step 2: Convert to fraction form
   52,743.05/72,784.84 = 30,081.45/x
3. Step 3: Cross multiply
   52,743.05x = 72,784.84 × 30,081.45
4. Step 4: Simplify right side
   52,743.05x = 2,189,473,374.81
5. Step 5: Solve for x
   x = 2,189,473,374.81/52,743.05
6. Step 6: Final answer
   x = 41,512.08