Finding the Fourth Proportional to 11,426,515.52, 17,139,873.72 and 2,906,861

Step by Step Solution

1. Step 1: Write the proportion equation
   11,426,515.52 : 17,139,873.72 = 2,906,861 : x
2. Step 2: Convert to fraction form
   11,426,515.52/17,139,873.72 = 2,906,861/x
3. Step 3: Cross multiply
   11,426,515.52x = 17,139,873.72 × 2,906,861
4. Step 4: Simplify right side
   11,426,515.52x = 49,823,230,461,592.91
5. Step 5: Solve for x
   x = 49,823,230,461,592.91/11,426,515.52
6. Step 6: Final answer
   x = 4,360,317.05