Finding the Fourth Proportional to 131,481.77, 197,397.61 and 69,196.01

Step by Step Solution

1. Step 1: Write the proportion equation
   131,481.77 : 197,397.61 = 69,196.01 : x
2. Step 2: Convert to fraction form
   131,481.77/197,397.61 = 69,196.01/x
3. Step 3: Cross multiply
   131,481.77x = 197,397.61 × 69,196.01
4. Step 4: Simplify right side
   131,481.77x = 13,659,125,835.56
5. Step 5: Solve for x
   x = 13,659,125,835.56/131,481.77
6. Step 6: Final answer
   x = 103,886.09