Finding the Fourth Proportional to 10,815,161.55, 14,924,921.82 and 5,920,386.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,815,161.55 : 14,924,921.82 = 5,920,386.96 : x
2. Step 2: Convert to fraction form
   10,815,161.55/14,924,921.82 = 5,920,386.96/x
3. Step 3: Cross multiply
   10,815,161.55x = 14,924,921.82 × 5,920,386.96
4. Step 4: Simplify right side
   10,815,161.55x = 88,361,312,522,147.47
5. Step 5: Solve for x
   x = 88,361,312,522,147.47/10,815,161.55
6. Step 6: Final answer
   x = 8,170,133.39