Finding the Fourth Proportional to 404,780.14, 607,059.30 and 152,041.10

Step by Step Solution

1. Step 1: Write the proportion equation
   404,780.14 : 607,059.30 = 152,041.10 : x
2. Step 2: Convert to fraction form
   404,780.14/607,059.30 = 152,041.10/x
3. Step 3: Cross multiply
   404,780.14x = 607,059.30 × 152,041.10
4. Step 4: Simplify right side
   404,780.14x = 92,297,963,737.23
5. Step 5: Solve for x
   x = 92,297,963,737.23/404,780.14
6. Step 6: Final answer
   x = 228,019.99