Finding the Fourth Proportional to 152,426.50, 228,651.58 and 45,802.13

Step by Step Solution

1. Step 1: Write the proportion equation
   152,426.50 : 228,651.58 = 45,802.13 : x
2. Step 2: Convert to fraction form
   152,426.50/228,651.58 = 45,802.13/x
3. Step 3: Cross multiply
   152,426.50x = 228,651.58 × 45,802.13
4. Step 4: Simplify right side
   152,426.50x = 10,472,729,334.39
5. Step 5: Solve for x
   x = 10,472,729,334.39/152,426.50
6. Step 6: Final answer
   x = 68,706.75