Finding the Fourth Proportional to 409,597.50, 614,499.96 and 114,109.50

Step by Step Solution

1. Step 1: Write the proportion equation
   409,597.50 : 614,499.96 = 114,109.50 : x
2. Step 2: Convert to fraction form
   409,597.50/614,499.96 = 114,109.50/x
3. Step 3: Cross multiply
   409,597.50x = 614,499.96 × 114,109.50
4. Step 4: Simplify right side
   409,597.50x = 70,120,283,185.62
5. Step 5: Solve for x
   x = 70,120,283,185.62/409,597.50
6. Step 6: Final answer
   x = 171,193.14