Finding the Fourth Proportional to 110,663.21, 152,727.05 and 67,667.90

Step by Step Solution

1. Step 1: Write the proportion equation
   110,663.21 : 152,727.05 = 67,667.90 : x
2. Step 2: Convert to fraction form
   110,663.21/152,727.05 = 67,667.90/x
3. Step 3: Cross multiply
   110,663.21x = 152,727.05 × 67,667.90
4. Step 4: Simplify right side
   110,663.21x = 10,334,717,644.72
5. Step 5: Solve for x
   x = 10,334,717,644.72/110,663.21
6. Step 6: Final answer
   x = 93,388.92