Finding the Fourth Proportional to 130,960.52, 196,526.82 and 71,837.72

Step by Step Solution

1. Step 1: Write the proportion equation
   130,960.52 : 196,526.82 = 71,837.72 : x
2. Step 2: Convert to fraction form
   130,960.52/196,526.82 = 71,837.72/x
3. Step 3: Cross multiply
   130,960.52x = 196,526.82 × 71,837.72
4. Step 4: Simplify right side
   130,960.52x = 14,118,038,667.65
5. Step 5: Solve for x
   x = 14,118,038,667.65/130,960.52
6. Step 6: Final answer
   x = 107,803.78