Finding the Fourth Proportional to 13,489,096.52, 18,613,821.83 and 7,981,506.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,489,096.52 : 18,613,821.83 = 7,981,506.34 : x
2. Step 2: Convert to fraction form
   13,489,096.52/18,613,821.83 = 7,981,506.34/x
3. Step 3: Cross multiply
   13,489,096.52x = 18,613,821.83 × 7,981,506.34
4. Step 4: Simplify right side
   13,489,096.52x = 148,566,336,861,333.31
5. Step 5: Solve for x
   x = 148,566,336,861,333.31/13,489,096.52
6. Step 6: Final answer
   x = 11,013,809.31