Finding the Fourth Proportional to 130,837.39, 196,131.52 and 42,028.63

Step by Step Solution

1. Step 1: Write the proportion equation
   130,837.39 : 196,131.52 = 42,028.63 : x
2. Step 2: Convert to fraction form
   130,837.39/196,131.52 = 42,028.63/x
3. Step 3: Cross multiply
   130,837.39x = 196,131.52 × 42,028.63
4. Step 4: Simplify right side
   130,837.39x = 8,243,139,085.42
5. Step 5: Solve for x
   x = 8,243,139,085.42/130,837.39
6. Step 6: Final answer
   x = 63,002.93