Finding the Fourth Proportional to 149,470.82, 224,138.76 and 42,830.38

Step by Step Solution

1. Step 1: Write the proportion equation
   149,470.82 : 224,138.76 = 42,830.38 : x
2. Step 2: Convert to fraction form
   149,470.82/224,138.76 = 42,830.38/x
3. Step 3: Cross multiply
   149,470.82x = 224,138.76 × 42,830.38
4. Step 4: Simplify right side
   149,470.82x = 9,599,948,758.51
5. Step 5: Solve for x
   x = 9,599,948,758.51/149,470.82
6. Step 6: Final answer
   x = 64,226.24