Finding the Fourth Proportional to 52,705.52, 72,735.42 and 30,047.88

Step by Step Solution

1. Step 1: Write the proportion equation
   52,705.52 : 72,735.42 = 30,047.88 : x
2. Step 2: Convert to fraction form
   52,705.52/72,735.42 = 30,047.88/x
3. Step 3: Cross multiply
   52,705.52x = 72,735.42 × 30,047.88
4. Step 4: Simplify right side
   52,705.52x = 2,185,545,171.91
5. Step 5: Solve for x
   x = 2,185,545,171.91/52,705.52
6. Step 6: Final answer
   x = 41,467.10