Finding the Fourth Proportional to 133,131.88, 199,760.04 and 58,242.32

Step by Step Solution

1. Step 1: Write the proportion equation
   133,131.88 : 199,760.04 = 58,242.32 : x
2. Step 2: Convert to fraction form
   133,131.88/199,760.04 = 58,242.32/x
3. Step 3: Cross multiply
   133,131.88x = 199,760.04 × 58,242.32
4. Step 4: Simplify right side
   133,131.88x = 11,634,488,172.89
5. Step 5: Solve for x
   x = 11,634,488,172.89/133,131.88
6. Step 6: Final answer
   x = 87,390.70