Finding the Fourth Proportional to 131,131.08, 196,691.50 and 37,636.80

Step by Step Solution

1. Step 1: Write the proportion equation
   131,131.08 : 196,691.50 = 37,636.80 : x
2. Step 2: Convert to fraction form
   131,131.08/196,691.50 = 37,636.80/x
3. Step 3: Cross multiply
   131,131.08x = 196,691.50 × 37,636.80
4. Step 4: Simplify right side
   131,131.08x = 7,402,838,647.20
5. Step 5: Solve for x
   x = 7,402,838,647.20/131,131.08
6. Step 6: Final answer
   x = 56,453.73