Finding the Fourth Proportional to 123,368.72, 185,070.72 and 37,986.79

Step by Step Solution

1. Step 1: Write the proportion equation
   123,368.72 : 185,070.72 = 37,986.79 : x
2. Step 2: Convert to fraction form
   123,368.72/185,070.72 = 37,986.79/x
3. Step 3: Cross multiply
   123,368.72x = 185,070.72 × 37,986.79
4. Step 4: Simplify right side
   123,368.72x = 7,030,243,133.43
5. Step 5: Solve for x
   x = 7,030,243,133.43/123,368.72
6. Step 6: Final answer
   x = 56,985.62