Finding the Fourth Proportional to 152,043.69, 228,077.63 and 45,419.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,043.69 : 228,077.63 = 45,419.82 : x
2. Step 2: Convert to fraction form
   152,043.69/228,077.63 = 45,419.82/x
3. Step 3: Cross multiply
   152,043.69x = 228,077.63 × 45,419.82
4. Step 4: Simplify right side
   152,043.69x = 10,359,244,673.53
5. Step 5: Solve for x
   x = 10,359,244,673.53/152,043.69
6. Step 6: Final answer
   x = 68,133.34