Finding the Fourth Proportional to 123,823.05, 185,672.21 and 60,647.91

Step by Step Solution

1. Step 1: Write the proportion equation
   123,823.05 : 185,672.21 = 60,647.91 : x
2. Step 2: Convert to fraction form
   123,823.05/185,672.21 = 60,647.91/x
3. Step 3: Cross multiply
   123,823.05x = 185,672.21 × 60,647.91
4. Step 4: Simplify right side
   123,823.05x = 11,260,631,178.34
5. Step 5: Solve for x
   x = 11,260,631,178.34/123,823.05
6. Step 6: Final answer
   x = 90,941.32