Finding the Fourth Proportional to 152,804.88, 229,208.90 and 46,189.72

Step by Step Solution

1. Step 1: Write the proportion equation
   152,804.88 : 229,208.90 = 46,189.72 : x
2. Step 2: Convert to fraction form
   152,804.88/229,208.90 = 46,189.72/x
3. Step 3: Cross multiply
   152,804.88x = 229,208.90 × 46,189.72
4. Step 4: Simplify right side
   152,804.88x = 10,587,094,912.51
5. Step 5: Solve for x
   x = 10,587,094,912.51/152,804.88
6. Step 6: Final answer
   x = 69,285.06