Finding the Fourth Proportional to 131,412, 181,348.56 and 71,796

Step by Step Solution

1. Step 1: Write the proportion equation
   131,412 : 181,348.56 = 71,796 : x
2. Step 2: Convert to fraction form
   131,412/181,348.56 = 71,796/x
3. Step 3: Cross multiply
   131,412x = 181,348.56 × 71,796
4. Step 4: Simplify right side
   131,412x = 13,020,101,213.76
5. Step 5: Solve for x
   x = 13,020,101,213.76/131,412
6. Step 6: Final answer
   x = 99,078.48