Finding the Fourth Proportional to 243,328.23, 364,762.71 and 117,039.96

Step by Step Solution

1. Step 1: Write the proportion equation
   243,328.23 : 364,762.71 = 117,039.96 : x
2. Step 2: Convert to fraction form
   243,328.23/364,762.71 = 117,039.96/x
3. Step 3: Cross multiply
   243,328.23x = 364,762.71 × 117,039.96
4. Step 4: Simplify right side
   243,328.23x = 42,691,812,987.89
5. Step 5: Solve for x
   x = 42,691,812,987.89/243,328.23
6. Step 6: Final answer
   x = 175,449.49