Finding the Fourth Proportional to 102,962.34, 142,080.18 and 57,629.94

Step by Step Solution

1. Step 1: Write the proportion equation
   102,962.34 : 142,080.18 = 57,629.94 : x
2. Step 2: Convert to fraction form
   102,962.34/142,080.18 = 57,629.94/x
3. Step 3: Cross multiply
   102,962.34x = 142,080.18 × 57,629.94
4. Step 4: Simplify right side
   102,962.34x = 8,188,072,248.59
5. Step 5: Solve for x
   x = 8,188,072,248.59/102,962.34
6. Step 6: Final answer
   x = 79,524.92