Finding the Fourth Proportional to 10,368,590.10, 15,545,109.15 and 5,323,521.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,368,590.10 : 15,545,109.15 = 5,323,521.30 : x
2. Step 2: Convert to fraction form
   10,368,590.10/15,545,109.15 = 5,323,521.30/x
3. Step 3: Cross multiply
   10,368,590.10x = 15,545,109.15 × 5,323,521.30
4. Step 4: Simplify right side
   10,368,590.10x = 82,754,719,670,849.89
5. Step 5: Solve for x
   x = 82,754,719,670,849.89/10,368,590.10
6. Step 6: Final answer
   x = 7,981,289.54