Finding the Fourth Proportional to 45,774.86, 63,166.12 and 30,665.07

Step by Step Solution

1. Step 1: Write the proportion equation
   45,774.86 : 63,166.12 = 30,665.07 : x
2. Step 2: Convert to fraction form
   45,774.86/63,166.12 = 30,665.07/x
3. Step 3: Cross multiply
   45,774.86x = 63,166.12 × 30,665.07
4. Step 4: Simplify right side
   45,774.86x = 1,936,993,414.77
5. Step 5: Solve for x
   x = 1,936,993,414.77/45,774.86
6. Step 6: Final answer
   x = 42,315.66