Finding the Fourth Proportional to 143,042.61, 196,947 and 125,984.01

Step by Step Solution

1. Step 1: Write the proportion equation
   143,042.61 : 196,947 = 125,984.01 : x
2. Step 2: Convert to fraction form
   143,042.61/196,947 = 125,984.01/x
3. Step 3: Cross multiply
   143,042.61x = 196,947 × 125,984.01
4. Step 4: Simplify right side
   143,042.61x = 24,812,172,817.47
5. Step 5: Solve for x
   x = 24,812,172,817.47/143,042.61
6. Step 6: Final answer
   x = 173,460.01