Finding the Fourth Proportional to 140,460.76, 193,835.80 and 76,798.56

Step by Step Solution

1. Step 1: Write the proportion equation
   140,460.76 : 193,835.80 = 76,798.56 : x
2. Step 2: Convert to fraction form
   140,460.76/193,835.80 = 76,798.56/x
3. Step 3: Cross multiply
   140,460.76x = 193,835.80 × 76,798.56
4. Step 4: Simplify right side
   140,460.76x = 14,886,310,316.45
5. Step 5: Solve for x
   x = 14,886,310,316.45/140,460.76
6. Step 6: Final answer
   x = 105,981.99