Finding the Fourth Proportional to 7,138,092,196.65, 9,850,803,468.59 and 3,923,116,142.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,138,092,196.65 : 9,850,803,468.59 = 3,923,116,142.91 : x
2. Step 2: Convert to fraction form
   7,138,092,196.65/9,850,803,468.59 = 3,923,116,142.91/x
3. Step 3: Cross multiply
   7,138,092,196.65x = 9,850,803,468.59 × 3,923,116,142.91
4. Step 4: Simplify right side
   7,138,092,196.65x = 38,645,846,108,220,915,712
5. Step 5: Solve for x
   x = 38,645,846,108,220,915,712/7,138,092,196.65
6. Step 6: Final answer
   x = 5,414,030,113.87