Finding the Fourth Proportional to 10,071,134.86, 13,898,168.10 and 5,487,456.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071,134.86 : 13,898,168.10 = 5,487,456.23 : x
2. Step 2: Convert to fraction form
   10,071,134.86/13,898,168.10 = 5,487,456.23/x
3. Step 3: Cross multiply
   10,071,134.86x = 13,898,168.10 × 5,487,456.23
4. Step 4: Simplify right side
   10,071,134.86x = 76,265,589,125,932.27
5. Step 5: Solve for x
   x = 76,265,589,125,932.27/10,071,134.86
6. Step 6: Final answer
   x = 7,572,690.68