Finding the Fourth Proportional to 131,900.30, 182,031.34 and 74,519.72

Step by Step Solution

1. Step 1: Write the proportion equation
   131,900.30 : 182,031.34 = 74,519.72 : x
2. Step 2: Convert to fraction form
   131,900.30/182,031.34 = 74,519.72/x
3. Step 3: Cross multiply
   131,900.30x = 182,031.34 × 74,519.72
4. Step 4: Simplify right side
   131,900.30x = 13,564,924,488.02
5. Step 5: Solve for x
   x = 13,564,924,488.02/131,900.30
6. Step 6: Final answer
   x = 102,842.26