Finding the Fourth Proportional to 33,978.42, 46,887.86 and 18,870.71

Step by Step Solution

1. Step 1: Write the proportion equation
   33,978.42 : 46,887.86 = 18,870.71 : x
2. Step 2: Convert to fraction form
   33,978.42/46,887.86 = 18,870.71/x
3. Step 3: Cross multiply
   33,978.42x = 46,887.86 × 18,870.71
4. Step 4: Simplify right side
   33,978.42x = 884,807,021.32
5. Step 5: Solve for x
   x = 884,807,021.32/33,978.42
6. Step 6: Final answer
   x = 26,040.26