Finding the Fourth Proportional to 452,061.14, 677,620.04 and 152,438.69

Step by Step Solution

1. Step 1: Write the proportion equation
   452,061.14 : 677,620.04 = 152,438.69 : x
2. Step 2: Convert to fraction form
   452,061.14/677,620.04 = 152,438.69/x
3. Step 3: Cross multiply
   452,061.14x = 677,620.04 × 152,438.69
4. Step 4: Simplify right side
   452,061.14x = 103,295,512,147.20
5. Step 5: Solve for x
   x = 103,295,512,147.20/452,061.14
6. Step 6: Final answer
   x = 228,498.99