Finding the Fourth Proportional to 93,849.69, 140,447.28 and 76,785.49

Step by Step Solution

1. Step 1: Write the proportion equation
   93,849.69 : 140,447.28 = 76,785.49 : x
2. Step 2: Convert to fraction form
   93,849.69/140,447.28 = 76,785.49/x
3. Step 3: Cross multiply
   93,849.69x = 140,447.28 × 76,785.49
4. Step 4: Simplify right side
   93,849.69x = 10,784,312,887.46
5. Step 5: Solve for x
   x = 10,784,312,887.46/93,849.69
6. Step 6: Final answer
   x = 114,910.48