Finding the Fourth Proportional to 52,978.74, 73,111.98 and 29,106.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,978.74 : 73,111.98 = 29,106.96 : x
2. Step 2: Convert to fraction form
   52,978.74/73,111.98 = 29,106.96/x
3. Step 3: Cross multiply
   52,978.74x = 73,111.98 × 29,106.96
4. Step 4: Simplify right side
   52,978.74x = 2,128,067,477.38
5. Step 5: Solve for x
   x = 2,128,067,477.38/52,978.74
6. Step 6: Final answer
   x = 40,168.33