Finding the Fourth Proportional to 93,099.72, 139,657.82 and 26,538.42

Step by Step Solution

1. Step 1: Write the proportion equation
   93,099.72 : 139,657.82 = 26,538.42 : x
2. Step 2: Convert to fraction form
   93,099.72/139,657.82 = 26,538.42/x
3. Step 3: Cross multiply
   93,099.72x = 139,657.82 × 26,538.42
4. Step 4: Simplify right side
   93,099.72x = 3,706,297,750.75
5. Step 5: Solve for x
   x = 3,706,297,750.75/93,099.72
6. Step 6: Final answer
   x = 39,809.98