Finding the Fourth Proportional to 103,211.51, 142,431.83 and 60,182.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,211.51 : 142,431.83 = 60,182.69 : x
2. Step 2: Convert to fraction form
   103,211.51/142,431.83 = 60,182.69/x
3. Step 3: Cross multiply
   103,211.51x = 142,431.83 × 60,182.69
4. Step 4: Simplify right side
   103,211.51x = 8,571,929,657.95
5. Step 5: Solve for x
   x = 8,571,929,657.95/103,211.51
6. Step 6: Final answer
   x = 83,052.08