Finding the Fourth Proportional to 194,887.98, 268,899.62 and 118,404.81

Step by Step Solution

1. Step 1: Write the proportion equation
   194,887.98 : 268,899.62 = 118,404.81 : x
2. Step 2: Convert to fraction form
   194,887.98/268,899.62 = 118,404.81/x
3. Step 3: Cross multiply
   194,887.98x = 268,899.62 × 118,404.81
4. Step 4: Simplify right side
   194,887.98x = 31,839,007,823.15
5. Step 5: Solve for x
   x = 31,839,007,823.15/194,887.98
6. Step 6: Final answer
   x = 163,370.81