Finding the Fourth Proportional to 127,088.24, 190,499.34 and 42,819.29

Step by Step Solution

1. Step 1: Write the proportion equation
   127,088.24 : 190,499.34 = 42,819.29 : x
2. Step 2: Convert to fraction form
   127,088.24/190,499.34 = 42,819.29/x
3. Step 3: Cross multiply
   127,088.24x = 190,499.34 × 42,819.29
4. Step 4: Simplify right side
   127,088.24x = 8,157,046,484.27
5. Step 5: Solve for x
   x = 8,157,046,484.27/127,088.24
6. Step 6: Final answer
   x = 64,184.12