Finding the Fourth Proportional to 130,007.10, 194,682.60 and 103,763.10

Step by Step Solution

1. Step 1: Write the proportion equation
   130,007.10 : 194,682.60 = 103,763.10 : x
2. Step 2: Convert to fraction form
   130,007.10/194,682.60 = 103,763.10/x
3. Step 3: Cross multiply
   130,007.10x = 194,682.60 × 103,763.10
4. Step 4: Simplify right side
   130,007.10x = 20,200,870,092.06
5. Step 5: Solve for x
   x = 20,200,870,092.06/130,007.10
6. Step 6: Final answer
   x = 155,382.82