Finding the Fourth Proportional to 82,482,213.56, 123,739,252.56 and 31,360,257.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,482,213.56 : 123,739,252.56 = 31,360,257.50 : x
2. Step 2: Convert to fraction form
   82,482,213.56/123,739,252.56 = 31,360,257.50/x
3. Step 3: Cross multiply
   82,482,213.56x = 123,739,252.56 × 31,360,257.50
4. Step 4: Simplify right side
   82,482,213.56x = 3,880,494,822,520,438
5. Step 5: Solve for x
   x = 3,880,494,822,520,438/82,482,213.56
6. Step 6: Final answer
   x = 47,046,443.78