Finding the Fourth Proportional to 40,830, 56,349.72 and 25,926

Step by Step Solution

1. Step 1: Write the proportion equation
   40,830 : 56,349.72 = 25,926 : x
2. Step 2: Convert to fraction form
   40,830/56,349.72 = 25,926/x
3. Step 3: Cross multiply
   40,830x = 56,349.72 × 25,926
4. Step 4: Simplify right side
   40,830x = 1,460,922,840.72
5. Step 5: Solve for x
   x = 1,460,922,840.72/40,830
6. Step 6: Final answer
   x = 35,780.62