Finding the Fourth Proportional to 63,131.31, 94,696.98 and 42,112.40

Step by Step Solution

1. Step 1: Write the proportion equation
   63,131.31 : 94,696.98 = 42,112.40 : x
2. Step 2: Convert to fraction form
   63,131.31/94,696.98 = 42,112.40/x
3. Step 3: Cross multiply
   63,131.31x = 94,696.98 × 42,112.40
4. Step 4: Simplify right side
   63,131.31x = 3,987,916,889.99
5. Step 5: Solve for x
   x = 3,987,916,889.99/63,131.31
6. Step 6: Final answer
   x = 63,168.61