Finding the Fourth Proportional to 107,200.09, 147,814.96 and 68,386.14

Step by Step Solution

1. Step 1: Write the proportion equation
   107,200.09 : 147,814.96 = 68,386.14 : x
2. Step 2: Convert to fraction form
   107,200.09/147,814.96 = 68,386.14/x
3. Step 3: Cross multiply
   107,200.09x = 147,814.96 × 68,386.14
4. Step 4: Simplify right side
   107,200.09x = 10,108,494,548.65
5. Step 5: Solve for x
   x = 10,108,494,548.65/107,200.09
6. Step 6: Final answer
   x = 94,295.58