Finding the Fourth Proportional to 9,262.53, 12,782.61 and 5,070.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,262.53 : 12,782.61 = 5,070.78 : x
2. Step 2: Convert to fraction form
   9,262.53/12,782.61 = 5,070.78/x
3. Step 3: Cross multiply
   9,262.53x = 12,782.61 × 5,070.78
4. Step 4: Simplify right side
   9,262.53x = 64,817,803.14
5. Step 5: Solve for x
   x = 64,817,803.14/9,262.53
6. Step 6: Final answer
   x = 6,997.85