Finding the Fourth Proportional to 102,389.59, 153,653.59 and 35,830.30

Step by Step Solution

1. Step 1: Write the proportion equation
   102,389.59 : 153,653.59 = 35,830.30 : x
2. Step 2: Convert to fraction form
   102,389.59/153,653.59 = 35,830.30/x
3. Step 3: Cross multiply
   102,389.59x = 153,653.59 × 35,830.30
4. Step 4: Simplify right side
   102,389.59x = 5,505,454,023.37
5. Step 5: Solve for x
   x = 5,505,454,023.37/102,389.59
6. Step 6: Final answer
   x = 53,769.66