Finding the Fourth Proportional to 74,300.80, 111,521.76 and 46,135.48

Step by Step Solution

1. Step 1: Write the proportion equation
   74,300.80 : 111,521.76 = 46,135.48 : x
2. Step 2: Convert to fraction form
   74,300.80/111,521.76 = 46,135.48/x
3. Step 3: Cross multiply
   74,300.80x = 111,521.76 × 46,135.48
4. Step 4: Simplify right side
   74,300.80x = 5,145,109,928.04
5. Step 5: Solve for x
   x = 5,145,109,928.04/74,300.80
6. Step 6: Final answer
   x = 69,247.03