Finding the Fourth Proportional to 52,822.88, 72,877.47 and 30,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,822.88 : 72,877.47 = 30,145.50 : x
2. Step 2: Convert to fraction form
   52,822.88/72,877.47 = 30,145.50/x
3. Step 3: Cross multiply
   52,822.88x = 72,877.47 × 30,145.50
4. Step 4: Simplify right side
   52,822.88x = 2,196,927,771.89
5. Step 5: Solve for x
   x = 2,196,927,771.89/52,822.88
6. Step 6: Final answer
   x = 41,590.46