Finding the Fourth Proportional to 13,162,196.16, 18,163,072.80 and 7,281,483.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,162,196.16 : 18,163,072.80 = 7,281,483.84 : x
2. Step 2: Convert to fraction form
   13,162,196.16/18,163,072.80 = 7,281,483.84/x
3. Step 3: Cross multiply
   13,162,196.16x = 18,163,072.80 × 7,281,483.84
4. Step 4: Simplify right side
   13,162,196.16x = 132,254,121,077,943.56
5. Step 5: Solve for x
   x = 132,254,121,077,943.56/13,162,196.16
6. Step 6: Final answer
   x = 10,048,028.42