Finding the Fourth Proportional to 9,301.90, 12,836.71 and 5,053

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.90 : 12,836.71 = 5,053 : x
2. Step 2: Convert to fraction form
   9,301.90/12,836.71 = 5,053/x
3. Step 3: Cross multiply
   9,301.90x = 12,836.71 × 5,053
4. Step 4: Simplify right side
   9,301.90x = 64,863,895.63
5. Step 5: Solve for x
   x = 64,863,895.63/9,301.90
6. Step 6: Final answer
   x = 6,973.19