Finding the Fourth Proportional to 40,477.83, 60,704.37 and 19,407

Step by Step Solution

1. Step 1: Write the proportion equation
   40,477.83 : 60,704.37 = 19,407 : x
2. Step 2: Convert to fraction form
   40,477.83/60,704.37 = 19,407/x
3. Step 3: Cross multiply
   40,477.83x = 60,704.37 × 19,407
4. Step 4: Simplify right side
   40,477.83x = 1,178,089,708.59
5. Step 5: Solve for x
   x = 1,178,089,708.59/40,477.83
6. Step 6: Final answer
   x = 29,104.57