Finding the Fourth Proportional to 111,700.86, 154,181.68 and 68,693.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,700.86 : 154,181.68 = 68,693.50 : x
2. Step 2: Convert to fraction form
   111,700.86/154,181.68 = 68,693.50/x
3. Step 3: Cross multiply
   111,700.86x = 154,181.68 × 68,693.50
4. Step 4: Simplify right side
   111,700.86x = 10,591,279,256.07
5. Step 5: Solve for x
   x = 10,591,279,256.07/111,700.86
6. Step 6: Final answer
   x = 94,818.25