Finding the Fourth Proportional to 11,078,672.40, 16,587,980.28 and 5,748,690.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,078,672.40 : 16,587,980.28 = 5,748,690.96 : x
2. Step 2: Convert to fraction form
   11,078,672.40/16,587,980.28 = 5,748,690.96/x
3. Step 3: Cross multiply
   11,078,672.40x = 16,587,980.28 × 5,748,690.96
4. Step 4: Simplify right side
   11,078,672.40x = 95,359,172,280,294.27
5. Step 5: Solve for x
   x = 95,359,172,280,294.27/11,078,672.40
6. Step 6: Final answer
   x = 8,607,454.83