Finding the Fourth Proportional to 52,883.05, 72,978.22 and 29,009.57

Step by Step Solution

1. Step 1: Write the proportion equation
   52,883.05 : 72,978.22 = 29,009.57 : x
2. Step 2: Convert to fraction form
   52,883.05/72,978.22 = 29,009.57/x
3. Step 3: Cross multiply
   52,883.05x = 72,978.22 × 29,009.57
4. Step 4: Simplify right side
   52,883.05x = 2,117,066,495.01
5. Step 5: Solve for x
   x = 2,117,066,495.01/52,883.05
6. Step 6: Final answer
   x = 40,032.99