Finding the Fourth Proportional to 111,425.52, 153,769.64 and 61,124.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,425.52 : 153,769.64 = 61,124.52 : x
2. Step 2: Convert to fraction form
   111,425.52/153,769.64 = 61,124.52/x
3. Step 3: Cross multiply
   111,425.52x = 153,769.64 × 61,124.52
4. Step 4: Simplify right side
   111,425.52x = 9,399,095,435.57
5. Step 5: Solve for x
   x = 9,399,095,435.57/111,425.52
6. Step 6: Final answer
   x = 84,353.17