Finding the Fourth Proportional to 78,003.84, 116,899.75 and 32,987.79

Step by Step Solution

1. Step 1: Write the proportion equation
   78,003.84 : 116,899.75 = 32,987.79 : x
2. Step 2: Convert to fraction form
   78,003.84/116,899.75 = 32,987.79/x
3. Step 3: Cross multiply
   78,003.84x = 116,899.75 × 32,987.79
4. Step 4: Simplify right side
   78,003.84x = 3,856,263,654.61
5. Step 5: Solve for x
   x = 3,856,263,654.61/78,003.84
6. Step 6: Final answer
   x = 49,436.84