Finding the Fourth Proportional to 52,820.50, 72,892.29 and 30,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,820.50 : 72,892.29 = 30,464.50 : x
2. Step 2: Convert to fraction form
   52,820.50/72,892.29 = 30,464.50/x
3. Step 3: Cross multiply
   52,820.50x = 72,892.29 × 30,464.50
4. Step 4: Simplify right side
   52,820.50x = 2,220,627,168.71
5. Step 5: Solve for x
   x = 2,220,627,168.71/52,820.50
6. Step 6: Final answer
   x = 42,041.01