Finding the Fourth Proportional to 13,156,783.98, 19,737,991.74 and 3,935,479.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156,783.98 : 19,737,991.74 = 3,935,479.86 : x
2. Step 2: Convert to fraction form
   13,156,783.98/19,737,991.74 = 3,935,479.86/x
3. Step 3: Cross multiply
   13,156,783.98x = 19,737,991.74 × 3,935,479.86
4. Step 4: Simplify right side
   13,156,783.98x = 77,678,468,969,616.34
5. Step 5: Solve for x
   x = 77,678,468,969,616.34/13,156,783.98
6. Step 6: Final answer
   x = 5,904,062.05