Finding the Fourth Proportional to 131,192.63, 196,664.25 and 51,281.83

Step by Step Solution

1. Step 1: Write the proportion equation
   131,192.63 : 196,664.25 = 51,281.83 : x
2. Step 2: Convert to fraction form
   131,192.63/196,664.25 = 51,281.83/x
3. Step 3: Cross multiply
   131,192.63x = 196,664.25 × 51,281.83
4. Step 4: Simplify right side
   131,192.63x = 10,085,301,967.48
5. Step 5: Solve for x
   x = 10,085,301,967.48/131,192.63
6. Step 6: Final answer
   x = 76,874.00