Finding the Fourth Proportional to 109,719.48, 151,415.82 and 67,301.40

Step by Step Solution

1. Step 1: Write the proportion equation
   109,719.48 : 151,415.82 = 67,301.40 : x
2. Step 2: Convert to fraction form
   109,719.48/151,415.82 = 67,301.40/x
3. Step 3: Cross multiply
   109,719.48x = 151,415.82 × 67,301.40
4. Step 4: Simplify right side
   109,719.48x = 10,190,496,668.15
5. Step 5: Solve for x
   x = 10,190,496,668.15/109,719.48
6. Step 6: Final answer
   x = 92,877.73