Finding the Fourth Proportional to 52,978.73, 73,111.69 and 29,106.32

Step by Step Solution

1. Step 1: Write the proportion equation
   52,978.73 : 73,111.69 = 29,106.32 : x
2. Step 2: Convert to fraction form
   52,978.73/73,111.69 = 29,106.32/x
3. Step 3: Cross multiply
   52,978.73x = 73,111.69 × 29,106.32
4. Step 4: Simplify right side
   52,978.73x = 2,128,011,806.56
5. Step 5: Solve for x
   x = 2,128,011,806.56/52,978.73
6. Step 6: Final answer
   x = 40,167.28