Finding the Fourth Proportional to 12,801,090.96, 19,201,655.87 and 5,228,056.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,801,090.96 : 19,201,655.87 = 5,228,056.71 : x
2. Step 2: Convert to fraction form
   12,801,090.96/19,201,655.87 = 5,228,056.71/x
3. Step 3: Cross multiply
   12,801,090.96x = 19,201,655.87 × 5,228,056.71
4. Step 4: Simplify right side
   12,801,090.96x = 100,387,345,814,264.39
5. Step 5: Solve for x
   x = 100,387,345,814,264.39/12,801,090.96
6. Step 6: Final answer
   x = 7,842,093.00