Finding the Fourth Proportional to 356,785,081.63, 492,574,504.83 and 224,739,265.03

Step by Step Solution

1. Step 1: Write the proportion equation
   356,785,081.63 : 492,574,504.83 = 224,739,265.03 : x
2. Step 2: Convert to fraction form
   356,785,081.63/492,574,504.83 = 224,739,265.03/x
3. Step 3: Cross multiply
   356,785,081.63x = 492,574,504.83 × 224,739,265.03
4. Step 4: Simplify right side
   356,785,081.63x = 110,700,832,188,010,384
5. Step 5: Solve for x
   x = 110,700,832,188,010,384/356,785,081.63
6. Step 6: Final answer
   x = 310,273,152.91