Finding the Fourth Proportional to 243,848.86, 365,440.89 and 117,479.91

Step by Step Solution

1. Step 1: Write the proportion equation
   243,848.86 : 365,440.89 = 117,479.91 : x
2. Step 2: Convert to fraction form
   243,848.86/365,440.89 = 117,479.91/x
3. Step 3: Cross multiply
   243,848.86x = 365,440.89 × 117,479.91
4. Step 4: Simplify right side
   243,848.86x = 42,931,962,867.52
5. Step 5: Solve for x
   x = 42,931,962,867.52/243,848.86
6. Step 6: Final answer
   x = 176,059.72