Finding the Fourth Proportional to 78,785.98, 118,200.03 and 34,416.34

Step by Step Solution

1. Step 1: Write the proportion equation
   78,785.98 : 118,200.03 = 34,416.34 : x
2. Step 2: Convert to fraction form
   78,785.98/118,200.03 = 34,416.34/x
3. Step 3: Cross multiply
   78,785.98x = 118,200.03 × 34,416.34
4. Step 4: Simplify right side
   78,785.98x = 4,068,012,420.49
5. Step 5: Solve for x
   x = 4,068,012,420.49/78,785.98
6. Step 6: Final answer
   x = 51,633.71