Finding the Fourth Proportional to 141,108.56, 211,654.59 and 103,196.23

Step by Step Solution

1. Step 1: Write the proportion equation
   141,108.56 : 211,654.59 = 103,196.23 : x
2. Step 2: Convert to fraction form
   141,108.56/211,654.59 = 103,196.23/x
3. Step 3: Cross multiply
   141,108.56x = 211,654.59 × 103,196.23
4. Step 4: Simplify right side
   141,108.56x = 21,841,955,704.79
5. Step 5: Solve for x
   x = 21,841,955,704.79/141,108.56
6. Step 6: Final answer
   x = 154,788.32