Finding the Fourth Proportional to 152,585.97, 228,835.22 and 45,980.25

Step by Step Solution

1. Step 1: Write the proportion equation
   152,585.97 : 228,835.22 = 45,980.25 : x
2. Step 2: Convert to fraction form
   152,585.97/228,835.22 = 45,980.25/x
3. Step 3: Cross multiply
   152,585.97x = 228,835.22 × 45,980.25
4. Step 4: Simplify right side
   152,585.97x = 10,521,901,139.02
5. Step 5: Solve for x
   x = 10,521,901,139.02/152,585.97
6. Step 6: Final answer
   x = 68,957.20