Finding the Fourth Proportional to 127,150.29, 190,592.49 and 42,881.34

Step by Step Solution

1. Step 1: Write the proportion equation
   127,150.29 : 190,592.49 = 42,881.34 : x
2. Step 2: Convert to fraction form
   127,150.29/190,592.49 = 42,881.34/x
3. Step 3: Cross multiply
   127,150.29x = 190,592.49 × 42,881.34
4. Step 4: Simplify right side
   127,150.29x = 8,172,861,365.14
5. Step 5: Solve for x
   x = 8,172,861,365.14/127,150.29
6. Step 6: Final answer
   x = 64,277.17