Finding the Fourth Proportional to 94,910.02, 142,379.61 and 31,718.47

Step by Step Solution

1. Step 1: Write the proportion equation
   94,910.02 : 142,379.61 = 31,718.47 : x
2. Step 2: Convert to fraction form
   94,910.02/142,379.61 = 31,718.47/x
3. Step 3: Cross multiply
   94,910.02x = 142,379.61 × 31,718.47
4. Step 4: Simplify right side
   94,910.02x = 4,516,063,388.40
5. Step 5: Solve for x
   x = 4,516,063,388.40/94,910.02
6. Step 6: Final answer
   x = 47,582.58