Finding the Fourth Proportional to 12,801,091.96, 19,201,657.37 and 5,228,057.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,801,091.96 : 19,201,657.37 = 5,228,057.71 : x
2. Step 2: Convert to fraction form
   12,801,091.96/19,201,657.37 = 5,228,057.71/x
3. Step 3: Cross multiply
   12,801,091.96x = 19,201,657.37 × 5,228,057.71
4. Step 4: Simplify right side
   12,801,091.96x = 100,387,372,858,006.83
5. Step 5: Solve for x
   x = 100,387,372,858,006.83/12,801,091.96
6. Step 6: Final answer
   x = 7,842,094.50