Finding the Fourth Proportional to 123,615.72, 185,298.53 and 48,706.74

Step by Step Solution

1. Step 1: Write the proportion equation
   123,615.72 : 185,298.53 = 48,706.74 : x
2. Step 2: Convert to fraction form
   123,615.72/185,298.53 = 48,706.74/x
3. Step 3: Cross multiply
   123,615.72x = 185,298.53 × 48,706.74
4. Step 4: Simplify right side
   123,615.72x = 9,025,287,079.56
5. Step 5: Solve for x
   x = 9,025,287,079.56/123,615.72
6. Step 6: Final answer
   x = 73,010.84