Finding the Fourth Proportional to 110,683.20, 152,699.40 and 68,167.92

Step by Step Solution

1. Step 1: Write the proportion equation
   110,683.20 : 152,699.40 = 68,167.92 : x
2. Step 2: Convert to fraction form
   110,683.20/152,699.40 = 68,167.92/x
3. Step 3: Cross multiply
   110,683.20x = 152,699.40 × 68,167.92
4. Step 4: Simplify right side
   110,683.20x = 10,409,200,483.25
5. Step 5: Solve for x
   x = 10,409,200,483.25/110,683.20
6. Step 6: Final answer
   x = 94,044.99