Finding the Fourth Proportional to 243,099.59, 335,445.00 and 141,123.88

Step by Step Solution

1. Step 1: Write the proportion equation
   243,099.59 : 335,445.00 = 141,123.88 : x
2. Step 2: Convert to fraction form
   243,099.59/335,445.00 = 141,123.88/x
3. Step 3: Cross multiply
   243,099.59x = 335,445.00 × 141,123.88
4. Step 4: Simplify right side
   243,099.59x = 47,339,298,873.25
5. Step 5: Solve for x
   x = 47,339,298,873.25/243,099.59
6. Step 6: Final answer
   x = 194,732.12