Finding the Fourth Proportional to 103,915.32, 143,404.73 and 60,884.51

Step by Step Solution

1. Step 1: Write the proportion equation
   103,915.32 : 143,404.73 = 60,884.51 : x
2. Step 2: Convert to fraction form
   103,915.32/143,404.73 = 60,884.51/x
3. Step 3: Cross multiply
   103,915.32x = 143,404.73 × 60,884.51
4. Step 4: Simplify right side
   103,915.32x = 8,731,126,717.73
5. Step 5: Solve for x
   x = 8,731,126,717.73/103,915.32
6. Step 6: Final answer
   x = 84,021.55