Finding the Fourth Proportional to 78,003.60, 116,899.36 and 32,987.53

Step by Step Solution

1. Step 1: Write the proportion equation
   78,003.60 : 116,899.36 = 32,987.53 : x
2. Step 2: Convert to fraction form
   78,003.60/116,899.36 = 32,987.53/x
3. Step 3: Cross multiply
   78,003.60x = 116,899.36 × 32,987.53
4. Step 4: Simplify right side
   78,003.60x = 3,856,221,144.98
5. Step 5: Solve for x
   x = 3,856,221,144.98/78,003.60
6. Step 6: Final answer
   x = 49,436.45