Finding the Fourth Proportional to 85,007.58, 117,314.79 and 49,199.10

Step by Step Solution

1. Step 1: Write the proportion equation
   85,007.58 : 117,314.79 = 49,199.10 : x
2. Step 2: Convert to fraction form
   85,007.58/117,314.79 = 49,199.10/x
3. Step 3: Cross multiply
   85,007.58x = 117,314.79 × 49,199.10
4. Step 4: Simplify right side
   85,007.58x = 5,771,782,084.69
5. Step 5: Solve for x
   x = 5,771,782,084.69/85,007.58
6. Step 6: Final answer
   x = 67,897.26