Finding the Fourth Proportional to 50,346, 69,460.17 and 31,218.88

Step by Step Solution

1. Step 1: Write the proportion equation
   50,346 : 69,460.17 = 31,218.88 : x
2. Step 2: Convert to fraction form
   50,346/69,460.17 = 31,218.88/x
3. Step 3: Cross multiply
   50,346x = 69,460.17 × 31,218.88
4. Step 4: Simplify right side
   50,346x = 2,168,468,712.01
5. Step 5: Solve for x
   x = 2,168,468,712.01/50,346
6. Step 6: Final answer
   x = 43,071.32