Finding the Fourth Proportional to 10,288,158.22, 15,429,085.62 and 7,113,683.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,288,158.22 : 15,429,085.62 = 7,113,683.98 : x
2. Step 2: Convert to fraction form
   10,288,158.22/15,429,085.62 = 7,113,683.98/x
3. Step 3: Cross multiply
   10,288,158.22x = 15,429,085.62 × 7,113,683.98
4. Step 4: Simplify right side
   10,288,158.22x = 109,757,639,201,042.38
5. Step 5: Solve for x
   x = 109,757,639,201,042.38/10,288,158.22
6. Step 6: Final answer
   x = 10,668,346.74