Finding the Fourth Proportional to 142,068.64, 213,198.08 and 58,962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   142,068.64 : 213,198.08 = 58,962.72 : x
2. Step 2: Convert to fraction form
   142,068.64/213,198.08 = 58,962.72/x
3. Step 3: Cross multiply
   142,068.64x = 213,198.08 × 58,962.72
4. Step 4: Simplify right side
   142,068.64x = 12,570,738,695.58
5. Step 5: Solve for x
   x = 12,570,738,695.58/142,068.64
6. Step 6: Final answer
   x = 88,483.56