Finding the Fourth Proportional to 9,194,063.28, 12,687,806.74 and 5,328,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,194,063.28 : 12,687,806.74 = 5,328,826.50 : x
2. Step 2: Convert to fraction form
   9,194,063.28/12,687,806.74 = 5,328,826.50/x
3. Step 3: Cross multiply
   9,194,063.28x = 12,687,806.74 × 5,328,826.50
4. Step 4: Simplify right side
   9,194,063.28x = 67,611,120,782,990.61
5. Step 5: Solve for x
   x = 67,611,120,782,990.61/9,194,063.28
6. Step 6: Final answer
   x = 7,353,780.23