Finding the Fourth Proportional to 53,279.46, 73,501.29 and 30,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,279.46 : 73,501.29 = 30,910.50 : x
2. Step 2: Convert to fraction form
   53,279.46/73,501.29 = 30,910.50/x
3. Step 3: Cross multiply
   53,279.46x = 73,501.29 × 30,910.50
4. Step 4: Simplify right side
   53,279.46x = 2,271,961,624.55
5. Step 5: Solve for x
   x = 2,271,961,624.55/53,279.46
6. Step 6: Final answer
   x = 42,642.35