Finding the Fourth Proportional to 8,970.30, 12,376.71 and 5,432.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,970.30 : 12,376.71 = 5,432.82 : x
2. Step 2: Convert to fraction form
   8,970.30/12,376.71 = 5,432.82/x
3. Step 3: Cross multiply
   8,970.30x = 12,376.71 × 5,432.82
4. Step 4: Simplify right side
   8,970.30x = 67,240,437.62
5. Step 5: Solve for x
   x = 67,240,437.62/8,970.30
6. Step 6: Final answer
   x = 7,495.90