Finding the Fourth Proportional to 9,253.63, 12,770.09 and 5,061.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,253.63 : 12,770.09 = 5,061.88 : x
2. Step 2: Convert to fraction form
   9,253.63/12,770.09 = 5,061.88/x
3. Step 3: Cross multiply
   9,253.63x = 12,770.09 × 5,061.88
4. Step 4: Simplify right side
   9,253.63x = 64,640,663.17
5. Step 5: Solve for x
   x = 64,640,663.17/9,253.63
6. Step 6: Final answer
   x = 6,985.44