Finding the Fourth Proportional to 131,181, 196,804.71 and 37,686.75

Step by Step Solution

1. Step 1: Write the proportion equation
   131,181 : 196,804.71 = 37,686.75 : x
2. Step 2: Convert to fraction form
   131,181/196,804.71 = 37,686.75/x
3. Step 3: Cross multiply
   131,181x = 196,804.71 × 37,686.75
4. Step 4: Simplify right side
   131,181x = 7,416,929,904.59
5. Step 5: Solve for x
   x = 7,416,929,904.59/131,181
6. Step 6: Final answer
   x = 56,539.67