Finding the Fourth Proportional to 231,665.96, 319,748.88 and 141,051.80

Step by Step Solution

1. Step 1: Write the proportion equation
   231,665.96 : 319,748.88 = 141,051.80 : x
2. Step 2: Convert to fraction form
   231,665.96/319,748.88 = 141,051.80/x
3. Step 3: Cross multiply
   231,665.96x = 319,748.88 × 141,051.80
4. Step 4: Simplify right side
   231,665.96x = 45,101,155,071.98
5. Step 5: Solve for x
   x = 45,101,155,071.98/231,665.96
6. Step 6: Final answer
   x = 194,681.84