Finding the Fourth Proportional to 10,378,998.91, 14,321,789.98 and 5,732,507.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,378,998.91 : 14,321,789.98 = 5,732,507.89 : x
2. Step 2: Convert to fraction form
   10,378,998.91/14,321,789.98 = 5,732,507.89/x
3. Step 3: Cross multiply
   10,378,998.91x = 14,321,789.98 × 5,732,507.89
4. Step 4: Simplify right side
   10,378,998.91x = 82,099,774,059,272.94
5. Step 5: Solve for x
   x = 82,099,774,059,272.94/10,378,998.91
6. Step 6: Final answer
   x = 7,910,182.36