Finding the Fourth Proportional to 78,333.79, 108,100.76 and 42,523.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,333.79 : 108,100.76 = 42,523.82 : x
2. Step 2: Convert to fraction form
   78,333.79/108,100.76 = 42,523.82/x
3. Step 3: Cross multiply
   78,333.79x = 108,100.76 × 42,523.82
4. Step 4: Simplify right side
   78,333.79x = 4,596,857,047.48
5. Step 5: Solve for x
   x = 4,596,857,047.48/78,333.79
6. Step 6: Final answer
   x = 58,682.94