Finding the Fourth Proportional to 72,964.34, 109,488.71 and 30,841.70

Step by Step Solution

1. Step 1: Write the proportion equation
   72,964.34 : 109,488.71 = 30,841.70 : x
2. Step 2: Convert to fraction form
   72,964.34/109,488.71 = 30,841.70/x
3. Step 3: Cross multiply
   72,964.34x = 109,488.71 × 30,841.70
4. Step 4: Simplify right side
   72,964.34x = 3,376,817,476.87
5. Step 5: Solve for x
   x = 3,376,817,476.87/72,964.34
6. Step 6: Final answer
   x = 46,280.38