Finding the Fourth Proportional to 93,196.65, 139,656.74 and 68,451.69

Step by Step Solution

1. Step 1: Write the proportion equation
   93,196.65 : 139,656.74 = 68,451.69 : x
2. Step 2: Convert to fraction form
   93,196.65/139,656.74 = 68,451.69/x
3. Step 3: Cross multiply
   93,196.65x = 139,656.74 × 68,451.69
4. Step 4: Simplify right side
   93,196.65x = 9,559,739,530.63
5. Step 5: Solve for x
   x = 9,559,739,530.63/93,196.65
6. Step 6: Final answer
   x = 102,576.00