Finding the Fourth Proportional to 93,885.33, 129,561.83 and 51,443.86

Step by Step Solution

1. Step 1: Write the proportion equation
   93,885.33 : 129,561.83 = 51,443.86 : x
2. Step 2: Convert to fraction form
   93,885.33/129,561.83 = 51,443.86/x
3. Step 3: Cross multiply
   93,885.33x = 129,561.83 × 51,443.86
4. Step 4: Simplify right side
   93,885.33x = 6,665,160,498.58
5. Step 5: Solve for x
   x = 6,665,160,498.58/93,885.33
6. Step 6: Final answer
   x = 70,992.57