Finding the Fourth Proportional to 83,672.78, 125,384.58 and 46,243.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,672.78 : 125,384.58 = 46,243.62 : x
2. Step 2: Convert to fraction form
   83,672.78/125,384.58 = 46,243.62/x
3. Step 3: Cross multiply
   83,672.78x = 125,384.58 × 46,243.62
4. Step 4: Simplify right side
   83,672.78x = 5,798,236,871.38
5. Step 5: Solve for x
   x = 5,798,236,871.38/83,672.78
6. Step 6: Final answer
   x = 69,296.58