Finding the Fourth Proportional to 196,043.31, 294,196.05 and 83,749.77

Step by Step Solution

1. Step 1: Write the proportion equation
   196,043.31 : 294,196.05 = 83,749.77 : x
2. Step 2: Convert to fraction form
   196,043.31/294,196.05 = 83,749.77/x
3. Step 3: Cross multiply
   196,043.31x = 294,196.05 × 83,749.77
4. Step 4: Simplify right side
   196,043.31x = 24,638,851,522.41
5. Step 5: Solve for x
   x = 24,638,851,522.41/196,043.31
6. Step 6: Final answer
   x = 125,680.65