Finding the Fourth Proportional to 102,792.42, 154,086.48 and 46,674

Step by Step Solution

1. Step 1: Write the proportion equation
   102,792.42 : 154,086.48 = 46,674 : x
2. Step 2: Convert to fraction form
   102,792.42/154,086.48 = 46,674/x
3. Step 3: Cross multiply
   102,792.42x = 154,086.48 × 46,674
4. Step 4: Simplify right side
   102,792.42x = 7,191,832,367.52
5. Step 5: Solve for x
   x = 7,191,832,367.52/102,792.42
6. Step 6: Final answer
   x = 69,964.62