Finding the Fourth Proportional to 52,495.61, 72,444.29 and 28,622.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,495.61 : 72,444.29 = 28,622.69 : x
2. Step 2: Convert to fraction form
   52,495.61/72,444.29 = 28,622.69/x
3. Step 3: Cross multiply
   52,495.61x = 72,444.29 × 28,622.69
4. Step 4: Simplify right side
   52,495.61x = 2,073,549,949.61
5. Step 5: Solve for x
   x = 2,073,549,949.61/52,495.61
6. Step 6: Final answer
   x = 39,499.50