Finding the Fourth Proportional to 58,981.72, 81,393.96 and 33,830.68

Step by Step Solution

1. Step 1: Write the proportion equation
   58,981.72 : 81,393.96 = 33,830.68 : x
2. Step 2: Convert to fraction form
   58,981.72/81,393.96 = 33,830.68/x
3. Step 3: Cross multiply
   58,981.72x = 81,393.96 × 33,830.68
4. Step 4: Simplify right side
   58,981.72x = 2,753,613,014.69
5. Step 5: Solve for x
   x = 2,753,613,014.69/58,981.72
6. Step 6: Final answer
   x = 46,685.87