Finding the Fourth Proportional to 142,841.00, 197,064.50 and 91,845.63

Step by Step Solution

1. Step 1: Write the proportion equation
   142,841.00 : 197,064.50 = 91,845.63 : x
2. Step 2: Convert to fraction form
   142,841.00/197,064.50 = 91,845.63/x
3. Step 3: Cross multiply
   142,841.00x = 197,064.50 × 91,845.63
4. Step 4: Simplify right side
   142,841.00x = 18,099,512,693.91
5. Step 5: Solve for x
   x = 18,099,512,693.91/142,841.00
6. Step 6: Final answer
   x = 126,710.90