Finding the Fourth Proportional to 155,080.56, 214,034.72 and 94,686.40

Step by Step Solution

1. Step 1: Write the proportion equation
   155,080.56 : 214,034.72 = 94,686.40 : x
2. Step 2: Convert to fraction form
   155,080.56/214,034.72 = 94,686.40/x
3. Step 3: Cross multiply
   155,080.56x = 214,034.72 × 94,686.40
4. Step 4: Simplify right side
   155,080.56x = 20,266,177,111.81
5. Step 5: Solve for x
   x = 20,266,177,111.81/155,080.56
6. Step 6: Final answer
   x = 130,681.61