Finding the Fourth Proportional to 8,673,146.34, 13,009,748.69 and 2,196,218.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,673,146.34 : 13,009,748.69 = 2,196,218.57 : x
2. Step 2: Convert to fraction form
   8,673,146.34/13,009,748.69 = 2,196,218.57/x
3. Step 3: Cross multiply
   8,673,146.34x = 13,009,748.69 × 2,196,218.57
4. Step 4: Simplify right side
   8,673,146.34x = 28,572,251,664,011.17
5. Step 5: Solve for x
   x = 28,572,251,664,011.17/8,673,146.34
6. Step 6: Final answer
   x = 3,294,335.24