Finding the Fourth Proportional to 363,846.18, 545,827.59 and 153,515.10

Step by Step Solution

1. Step 1: Write the proportion equation
   363,846.18 : 545,827.59 = 153,515.10 : x
2. Step 2: Convert to fraction form
   363,846.18/545,827.59 = 153,515.10/x
3. Step 3: Cross multiply
   363,846.18x = 545,827.59 × 153,515.10
4. Step 4: Simplify right side
   363,846.18x = 83,792,777,061.61
5. Step 5: Solve for x
   x = 83,792,777,061.61/363,846.18
6. Step 6: Final answer
   x = 230,297.26