Finding the Fourth Proportional to 102,842.78, 154,275.50 and 32,705.69

Step by Step Solution

1. Step 1: Write the proportion equation
   102,842.78 : 154,275.50 = 32,705.69 : x
2. Step 2: Convert to fraction form
   102,842.78/154,275.50 = 32,705.69/x
3. Step 3: Cross multiply
   102,842.78x = 154,275.50 × 32,705.69
4. Step 4: Simplify right side
   102,842.78x = 5,045,685,987.98
5. Step 5: Solve for x
   x = 5,045,685,987.98/102,842.78
6. Step 6: Final answer
   x = 49,062.13