Finding the Fourth Proportional to 52,499.80, 72,443.46 and 29,830.60

Step by Step Solution

1. Step 1: Write the proportion equation
   52,499.80 : 72,443.46 = 29,830.60 : x
2. Step 2: Convert to fraction form
   52,499.80/72,443.46 = 29,830.60/x
3. Step 3: Cross multiply
   52,499.80x = 72,443.46 × 29,830.60
4. Step 4: Simplify right side
   52,499.80x = 2,161,031,877.88
5. Step 5: Solve for x
   x = 2,161,031,877.88/52,499.80
6. Step 6: Final answer
   x = 41,162.67