Finding the Fourth Proportional to 231,100.47, 318,898.85 and 132,986.88

Step by Step Solution

1. Step 1: Write the proportion equation
   231,100.47 : 318,898.85 = 132,986.88 : x
2. Step 2: Convert to fraction form
   231,100.47/318,898.85 = 132,986.88/x
3. Step 3: Cross multiply
   231,100.47x = 318,898.85 × 132,986.88
4. Step 4: Simplify right side
   231,100.47x = 42,409,362,432.15
5. Step 5: Solve for x
   x = 42,409,362,432.15/231,100.47
6. Step 6: Final answer
   x = 183,510.50