Finding the Fourth Proportional to 13,068.84, 18,034.92 and 7,100.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,068.84 : 18,034.92 = 7,100.31 : x
2. Step 2: Convert to fraction form
   13,068.84/18,034.92 = 7,100.31/x
3. Step 3: Cross multiply
   13,068.84x = 18,034.92 × 7,100.31
4. Step 4: Simplify right side
   13,068.84x = 128,053,522.83
5. Step 5: Solve for x
   x = 128,053,522.83/13,068.84
6. Step 6: Final answer
   x = 9,798.38