Finding the Fourth Proportional to 78,193.34, 107,906.91 and 42,383.34

Step by Step Solution

1. Step 1: Write the proportion equation
   78,193.34 : 107,906.91 = 42,383.34 : x
2. Step 2: Convert to fraction form
   78,193.34/107,906.91 = 42,383.34/x
3. Step 3: Cross multiply
   78,193.34x = 107,906.91 × 42,383.34
4. Step 4: Simplify right side
   78,193.34x = 4,573,455,254.88
5. Step 5: Solve for x
   x = 4,573,455,254.88/78,193.34
6. Step 6: Final answer
   x = 58,489.06